diff --git a/toh/README.md b/toh/README.md
deleted file mode 100644
index 6e3b7b7..0000000
--- a/toh/README.md
+++ /dev/null
@@ -1,17 +0,0 @@
-# SWPP Practice Session #6
-
-**Due: 10/3 (Thur), 21:00**
-
-### Today's Task
-1. Fork this repo.
-2. Implement today's tasks (total 3).
-3. Send PR to this repo's main branch.
-
-Note that you need to start from creating a new Django project. (No skeleton code)       
-Run `django-admin startproject toh` at the root of this repo. 
-
-```
-git clone https://github.com/{YOUR_GITHUB_ID}/swpp-p6-django-tutorial.git
-cd swpp-p6-django-tutorial
-django-admin startproject toh
-```
diff --git a/toh/hero/migrations/0001_initial.py b/toh/hero/migrations/0001_initial.py
index 707c62f..2baafdc 100644
--- a/toh/hero/migrations/0001_initial.py
+++ b/toh/hero/migrations/0001_initial.py
@@ -1,4 +1,4 @@
-# Generated by Django 3.2.6 on 2021-10-03 13:51
+# Generated by Django 4.1.2 on 2022-10-12 16:38
 
 from django.db import migrations, models
 
diff --git a/toh/hero/migrations/0002_hero_age.py b/toh/hero/migrations/0002_hero_age.py
index 0f78298..f7f1c7a 100644
--- a/toh/hero/migrations/0002_hero_age.py
+++ b/toh/hero/migrations/0002_hero_age.py
@@ -1,4 +1,4 @@
-# Generated by Django 3.2.6 on 2021-10-04 14:36
+# Generated by Django 4.1.2 on 2022-10-12 17:30
 
 from django.db import migrations, models
 
diff --git a/toh/hero/migrations/0003_remove_hero_age.py b/toh/hero/migrations/0003_remove_hero_age.py
deleted file mode 100644
index 2602050..0000000
--- a/toh/hero/migrations/0003_remove_hero_age.py
+++ /dev/null
@@ -1,17 +0,0 @@
-# Generated by Django 3.2.6 on 2021-10-04 14:49
-
-from django.db import migrations
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('hero', '0002_hero_age'),
-    ]
-
-    operations = [
-        migrations.RemoveField(
-            model_name='hero',
-            name='age',
-        ),
-    ]
diff --git a/toh/hero/migrations/0005_team.py b/toh/hero/migrations/0003_team.py
similarity index 85%
rename from toh/hero/migrations/0005_team.py
rename to toh/hero/migrations/0003_team.py
index da724b3..bf4027a 100644
--- a/toh/hero/migrations/0005_team.py
+++ b/toh/hero/migrations/0003_team.py
@@ -1,4 +1,4 @@
-# Generated by Django 3.2.6 on 2021-10-04 17:06
+# Generated by Django 4.1.2 on 2022-10-12 17:35
 
 from django.db import migrations, models
 import django.db.models.deletion
@@ -7,7 +7,7 @@
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('hero', '0004_hero_age'),
+        ('hero', '0002_hero_age'),
     ]
 
     operations = [
@@ -17,7 +17,7 @@ class Migration(migrations.Migration):
                 ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                 ('name', models.CharField(max_length=120)),
                 ('leader', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='leader_set', to='hero.hero')),
-                ('members', models.ManyToManyField(related_name='teams', to='hero.Hero')),
+                ('members', models.ManyToManyField(related_name='teams', to='hero.hero')),
             ],
         ),
     ]
diff --git a/toh/hero/migrations/0004_hero_age.py b/toh/hero/migrations/0004_hero_age.py
deleted file mode 100644
index 0fa9f9d..0000000
--- a/toh/hero/migrations/0004_hero_age.py
+++ /dev/null
@@ -1,18 +0,0 @@
-# Generated by Django 3.2.6 on 2021-10-04 14:49
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('hero', '0003_remove_hero_age'),
-    ]
-
-    operations = [
-        migrations.AddField(
-            model_name='hero',
-            name='age',
-            field=models.IntegerField(blank=True, null=True),
-        ),
-    ]
diff --git a/toh/hero/migrations/0006_hero_score.py b/toh/hero/migrations/0004_hero_score.py
similarity index 78%
rename from toh/hero/migrations/0006_hero_score.py
rename to toh/hero/migrations/0004_hero_score.py
index 6644fd8..e1acbc5 100644
--- a/toh/hero/migrations/0006_hero_score.py
+++ b/toh/hero/migrations/0004_hero_score.py
@@ -1,4 +1,4 @@
-# Generated by Django 3.2.6 on 2021-10-04 17:15
+# Generated by Django 4.1.2 on 2022-10-12 17:35
 
 from django.db import migrations, models
 
@@ -6,7 +6,7 @@
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('hero', '0005_team'),
+        ('hero', '0003_team'),
     ]
 
     operations = [
diff --git a/toh/hero/models.py b/toh/hero/models.py
index 03e678a..b10832f 100644
--- a/toh/hero/models.py
+++ b/toh/hero/models.py
@@ -7,7 +7,7 @@ class Hero(models.Model):
 
     def __str__(self):
         return self.name
-    
+
     def introduce(self):
         print(f'Hello, my name is {self.name} and my score is {self.score}')
 
diff --git a/toh/hero/urls.py b/toh/hero/urls.py
index 0563bad..87065f5 100644
--- a/toh/hero/urls.py
+++ b/toh/hero/urls.py
@@ -1,11 +1,9 @@
 from django.urls import path
-
 from . import views
 
 urlpatterns = [
-    path('', views.index, name='index'), 
-    path('<int:id>/', views.id, name='hero_id'),
-    path('<str:name>/', views.name, name='hero_name'),
-    path('info/', views.hero_list, name='hero_list'),
-    path('info/<int:id>/', views.hero_info, name='hero_info')
+    path('<str:name>/', views.hero_name, name='hero_name'),
+    path('<int:id>/', views.hero_id, name='hero_id'),
+    path('info/<int:id>/', views.hero_info, name='hero_info'),
+    path('', views.hero_list)
 ]
\ No newline at end of file
diff --git a/toh/hero/views.py b/toh/hero/views.py
index 38df04b..8cc52af 100644
--- a/toh/hero/views.py
+++ b/toh/hero/views.py
@@ -1,27 +1,43 @@
-from django.http import HttpResponse, JsonResponse, HttpResponseBadRequest
-from django.http.response import HttpResponseNotAllowed
+from django.http import HttpResponse, HttpResponseBadRequest, HttpResponseNotAllowed, JsonResponse
 from django.views.decorators.csrf import csrf_exempt
-
 import json
 from json.decoder import JSONDecodeError
-
 from .models import Hero
 
 def index(request):
-    return HttpResponse('Hello, world!\n')
+    return HttpResponse('Hello, world')
 
-def id(request, id):
-    return HttpResponse(f'Your id is {id}!')
+def hero_name(request, name):
+    return HttpResponse(f'Your name is {name}')
+
+def hero_id(request, id):
+    return HttpResponse(f'Your id is {id}')
+
+@csrf_exempt
+def hero_list(request):
+    if request.method == 'GET':
+        # dictionary를 list로
+        hero_all_list = [hero for hero in Hero.objects.all().values()]
+        return JsonResponse(hero_all_list, safe=False)
+    elif request.method == 'POST':
+        try:
+            body = request.body.decode()
+            hero_name = json.loads(body)['name']
+        except (KeyError, JSONDecodeError) as e:
+            return HttpResponseBadRequest()
+        hero = Hero(name=hero_name)
+        hero.save()
+        response_dict = {'id': hero.id, 'name': hero.name}
+        return JsonResponse(response_dict, status=201)
+    else:
+        return HttpResponseNotAllowed(['GET', 'POST'])
 
-def name(request, name):
-    return HttpResponse(f'Your name is {name}!')
 
 @csrf_exempt
 def hero_info(request, id):
     if request.method == 'GET':
         hero = Hero.objects.get(id=id)
         return JsonResponse({"id": hero.id, "name": hero.name, "age": hero.age})
-
     elif request.method == 'PUT':
         try:
             body = request.body.decode()
@@ -36,23 +52,4 @@ def hero_info(request, id):
         response_dict = {"id": hero.id, "name": hero.name, "age": hero.age}
         return JsonResponse(response_dict, status=200)
     else:
-        return HttpResponseNotAllowed(['GET', 'PUT'])
-
-@csrf_exempt
-def hero_list(request):
-    if request.method == "GET":
-        hero_all_list = [hero for hero in Hero.objects.all().values()]
-        return JsonResponse(hero_all_list, safe=False)
-    elif request.method == "POST":
-        try:
-            body = request.body.decode()
-            hero_name = json.loads(body)['name']
-            hero_age = json.loads(body)['age']
-        except (KeyError, JSONDecodeError) as e:
-            return HttpResponseBadRequest()
-        hero = Hero(name=hero_name, age=hero_age)
-        hero.save()
-        response_dict = {'id': hero.id, 'name': hero.name, 'age': hero.age}
-        return JsonResponse(response_dict, status=201)
-    else: 
-        return HttpResponseNotAllowed(["GET", "POST"])
\ No newline at end of file
+        return HttpResponseNotAllowed(['GET', 'PUT'])
\ No newline at end of file
diff --git a/toh/manage.py b/toh/manage.py
old mode 100755
new mode 100644
diff --git a/toh/toh/asgi.py b/toh/toh/asgi.py
index db671d6..940b9f8 100644
--- a/toh/toh/asgi.py
+++ b/toh/toh/asgi.py
@@ -4,7 +4,7 @@
 It exposes the ASGI callable as a module-level variable named ``application``.
 
 For more information on this file, see
-https://docs.djangoproject.com/en/3.2/howto/deployment/asgi/
+https://docs.djangoproject.com/en/4.1/howto/deployment/asgi/
 """
 
 import os
diff --git a/toh/toh/settings.py b/toh/toh/settings.py
index 8e283cd..7d6a61f 100644
--- a/toh/toh/settings.py
+++ b/toh/toh/settings.py
@@ -1,13 +1,13 @@
 """
 Django settings for toh project.
 
-Generated by 'django-admin startproject' using Django 3.2.6.
+Generated by 'django-admin startproject' using Django 4.1.1.
 
 For more information on this file, see
-https://docs.djangoproject.com/en/3.2/topics/settings/
+https://docs.djangoproject.com/en/4.1/topics/settings/
 
 For the full list of settings and their values, see
-https://docs.djangoproject.com/en/3.2/ref/settings/
+https://docs.djangoproject.com/en/4.1/ref/settings/
 """
 
 from pathlib import Path
@@ -17,15 +17,15 @@
 
 
 # Quick-start development settings - unsuitable for production
-# See https://docs.djangoproject.com/en/3.2/howto/deployment/checklist/
+# See https://docs.djangoproject.com/en/4.1/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = 'django-insecure-_7mcsvpz575w%1&4#(u=x(@xoi*33hj^yzqbs&dn3a3bb8x5ri'
+SECRET_KEY = 'django-insecure-hw_@1xn(f55-53nf^5hio!wd)+5f6ko_bjtt23x--#+%3y5mrw'
 
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
 
-ALLOWED_HOSTS = []
+ALLOWED_HOSTS = ['0.0.0.0','localhost','127.0.0.1']
 
 
 # Application definition
@@ -72,7 +72,7 @@
 
 
 # Database
-# https://docs.djangoproject.com/en/3.2/ref/settings/#databases
+# https://docs.djangoproject.com/en/4.1/ref/settings/#databases
 
 DATABASES = {
     'default': {
@@ -83,7 +83,7 @@
 
 
 # Password validation
-# https://docs.djangoproject.com/en/3.2/ref/settings/#auth-password-validators
+# https://docs.djangoproject.com/en/4.1/ref/settings/#auth-password-validators
 
 AUTH_PASSWORD_VALIDATORS = [
     {
@@ -102,7 +102,7 @@
 
 
 # Internationalization
-# https://docs.djangoproject.com/en/3.2/topics/i18n/
+# https://docs.djangoproject.com/en/4.1/topics/i18n/
 
 LANGUAGE_CODE = 'en-us'
 
@@ -110,17 +110,15 @@
 
 USE_I18N = True
 
-USE_L10N = True
-
 USE_TZ = True
 
 
 # Static files (CSS, JavaScript, Images)
-# https://docs.djangoproject.com/en/3.2/howto/static-files/
+# https://docs.djangoproject.com/en/4.1/howto/static-files/
 
-STATIC_URL = '/static/'
+STATIC_URL = 'static/'
 
 # Default primary key field type
-# https://docs.djangoproject.com/en/3.2/ref/settings/#default-auto-field
+# https://docs.djangoproject.com/en/4.1/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
diff --git a/toh/toh/urls.py b/toh/toh/urls.py
index edd5052..52afd2c 100644
--- a/toh/toh/urls.py
+++ b/toh/toh/urls.py
@@ -1,7 +1,7 @@
 """toh URL Configuration
 
 The `urlpatterns` list routes URLs to views. For more information please see:
-    https://docs.djangoproject.com/en/3.2/topics/http/urls/
+    https://docs.djangoproject.com/en/4.1/topics/http/urls/
 Examples:
 Function views
     1. Add an import:  from my_app import views
@@ -14,7 +14,7 @@
     2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
 """
 from django.contrib import admin
-from django.urls import include, path
+from django.urls import path, include
 
 urlpatterns = [
     path('hero/', include('hero.urls')),
diff --git a/toh/toh/wsgi.py b/toh/toh/wsgi.py
index e54327b..97b4d40 100644
--- a/toh/toh/wsgi.py
+++ b/toh/toh/wsgi.py
@@ -4,7 +4,7 @@
 It exposes the WSGI callable as a module-level variable named ``application``.
 
 For more information on this file, see
-https://docs.djangoproject.com/en/3.2/howto/deployment/wsgi/
+https://docs.djangoproject.com/en/4.1/howto/deployment/wsgi/
 """
 
 import os