diff --git a/Core/NativeClient/NativeClient.lua b/Core/NativeClient/NativeClient.lua
index be2c6714..5ef087ef 100644
--- a/Core/NativeClient/NativeClient.lua
+++ b/Core/NativeClient/NativeClient.lua
@@ -17,17 +17,27 @@ local Pyramid = require("Core.NativeClient.DebugDraw.Pyramid")
 local Sphere = require("Core.NativeClient.DebugDraw.Sphere")
 local WorldAxis = require("Core.NativeClient.DebugDraw.WorldAxis")
 
+local RagnarokGRF = require("Core.FileFormats.RagnarokGRF")
+
 local tonumber = tonumber
 
 local NativeClient = {
 	mainWindow = nil,
 	deferredEventQueue = nil,
+	-- Should probably move this to a dedicated Resources API (later)
+	GRF_FILE_PATH = "data.grf",
+	PERSISTENT_RESOURCES = {
+		["data/sprite/cursors.act"] = false,
+		["data/sprite/cursors.spr"] = false,
+	},
 }
 
 function NativeClient:Start()
 	self.mainWindow = self:CreateMainWindow()
 	Renderer:InitializeWithGLFW(self.mainWindow)
 
+	self:PreloadPersistentResources()
+
 	local oldPyramidMesh = Pyramid()
 	local worldAxesVisualizationMesh = WorldAxis()
 
@@ -313,4 +323,28 @@ function NativeClient:IsShiftKeyDown()
 	return (glfw.bindings.glfw_get_key(self.mainWindow, GLFW_KEY_LEFT_SHIFT) == GLFW_PRESS)
 end
 
+-- Can move to runtime later?
+local function table_count(t)
+	local count = 0
+
+	for k, v in pairs(t) do
+		count = count + 1
+	end
+
+	return count
+end
+
+-- Should probably move this to a dedicated Resources API (later)
+function NativeClient:PreloadPersistentResources()
+	local grf = RagnarokGRF()
+	grf:Open(self.GRF_FILE_PATH)
+
+	printf("Preloading %d persistent resources from %s", table_count(self.PERSISTENT_RESOURCES), self.GRF_FILE_PATH)
+	for filePath, isLoaded in pairs(self.PERSISTENT_RESOURCES) do
+		self.PERSISTENT_RESOURCES[filePath] = grf:ExtractFileInMemory(filePath)
+	end
+
+	grf:Close() -- Probably best to leave it open? Revisit later, once more assets need to be loaded...
+end
+
 return NativeClient
diff --git a/Tests/NativeClient/NativeClient.spec.lua b/Tests/NativeClient/NativeClient.spec.lua
index 52887f5d..54aa68c6 100644
--- a/Tests/NativeClient/NativeClient.spec.lua
+++ b/Tests/NativeClient/NativeClient.spec.lua
@@ -4,6 +4,7 @@ local glfw = require("glfw")
 local C_Camera = require("Core.NativeClient.C_Camera")
 local C_Cursor = require("Core.NativeClient.C_Cursor")
 local NativeClient = require("Core.NativeClient.NativeClient")
+local RagnarokGRF = require("Core.FileFormats.RagnarokGRF")
 local Vector3D = require("Core.VectorMath.Vector3D")
 
 describe("NativeClient", function()
@@ -555,4 +556,61 @@ describe("NativeClient", function()
 			assertEquals(newCameraTarget.z, expectedCameraTarget.z)
 		end)
 	end)
+
+	describe("PreloadPersistentResources", function()
+		local DEFAULT_GRF_PATH = NativeClient.GRF_FILE_PATH
+		local PRELOADED_ASSET_FILES = NativeClient.PERSISTENT_RESOURCES
+
+		after(function()
+			NativeClient.GRF_FILE_PATH = DEFAULT_GRF_PATH
+			NativeClient.PERSISTENT_RESOURCES = PRELOADED_ASSET_FILES
+		end)
+
+		it("should throw if the configured asset container doesn't exist", function()
+			local function preloadFromNonExistingGRF()
+				NativeClient.GRF_FILE_PATH = "invalid.grf"
+				NativeClient:PreloadPersistentResources()
+			end
+			local expectedErrorMessage = "Failed to open archive invalid.grf (No such file exists)"
+			assertThrows(preloadFromNonExistingGRF, expectedErrorMessage)
+		end)
+
+		it("should throw if the configured asset container isn't a valid GRF archive", function()
+			local SOME_EXISTING_FILE = path.join("Tests", "Fixtures", "test.rgz")
+			local function preloadFromInvalidGRF()
+				NativeClient.GRF_FILE_PATH = SOME_EXISTING_FILE
+				NativeClient:PreloadPersistentResources()
+			end
+			local expectedErrorMessage = format("Failed to open archive %s (Not a .grf file)", SOME_EXISTING_FILE)
+			assertThrows(preloadFromInvalidGRF, expectedErrorMessage)
+		end)
+
+		it("should load and store all persistent resources from the configured asset container", function()
+			NativeClient.GRF_FILE_PATH = path.join("Tests", "Fixtures", "test.grf")
+			NativeClient.PERSISTENT_RESOURCES = {
+				["hello-grf.txt"] = false,
+				["subdirectory/hello.txt"] = false,
+				["uppercase.png"] = false,
+				["안녕하세요.txt"] = false,
+			}
+			NativeClient:PreloadPersistentResources()
+
+			local grf = RagnarokGRF()
+			grf:Open(NativeClient.GRF_FILE_PATH)
+			local expectedFileContents = {
+				["hello-grf.txt"] = grf:ExtractFileInMemory("hello-grf.txt"),
+				["subdirectory/hello.txt"] = grf:ExtractFileInMemory("subdirectory/hello.txt"),
+				["uppercase.png"] = grf:ExtractFileInMemory("uppercase.png"),
+				["안녕하세요.txt"] = grf:ExtractFileInMemory("안녕하세요.txt"),
+			}
+			grf:Close()
+
+			-- Might want to add metadata later, but for now just caching the file contents should suffice
+			local preloadedAssetFiles = NativeClient.PERSISTENT_RESOURCES
+			assertEquals(preloadedAssetFiles["hello-grf.txt"], expectedFileContents["hello-grf.txt"])
+			assertEquals(preloadedAssetFiles["subdirectory/hello.txt"], expectedFileContents["subdirectory/hello.txt"])
+			assertEquals(preloadedAssetFiles["uppercase.png"], expectedFileContents["uppercase.png"])
+			assertEquals(preloadedAssetFiles["안녕하세요.txt"], expectedFileContents["안녕하세요.txt"])
+		end)
+	end)
 end)