diff --git a/backend/app.py b/backend/app.py
index 42d2947..fea404c 100644
--- a/backend/app.py
+++ b/backend/app.py
@@ -1,7 +1,5 @@
 import os
-
 from flask import Flask
-
 from backend.config import Config
 from backend.extensions import cors, db, jwt, migrate
 
diff --git a/backend/models/quest.py b/backend/models/quest.py
new file mode 100644
index 0000000..491b54b
--- /dev/null
+++ b/backend/models/quest.py
@@ -0,0 +1,51 @@
+from ..extensions import db
+import uuid
+
+
+class Quest(db.Model):
+    __tablename__ = "coding_quests"
+    id = db.Column(db.String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
+    language = db.Column(db.String(50), nullable=False)
+    difficulty = db.Column(db.String(50), nullable=False)
+    quest_name = db.Column(db.String(255), nullable=False)
+    solved_times = db.Column(db.Integer, default=0, nullable=True)
+    quest_author = db.Column(db.String(255), nullable=False)
+    created_at = db.Column(
+        db.DateTime, default=db.func.current_timestamp(), nullable=False
+    )
+    updated_at = db.Column(
+        db.DateTime,
+        default=db.func.current_timestamp(),
+        onupdate=db.func.current_timestamp(),
+        nullable=False,
+    )
+    condition = db.Column(db.Text, nullable=False)
+    function_template = db.Column(db.Text, nullable=False)
+
+    # Quest inputs, where input_0 is the null test
+    input_0 = db.Column(db.Text, nullable=False)  # Input for the quest
+    input_1 = db.Column(db.Text, nullable=True)  # Input for the quest
+    input_2 = db.Column(db.Text, nullable=True)  # Input for the quest
+    input_3 = db.Column(db.Text, nullable=True)  # Input for the quest
+    input_4 = db.Column(db.Text, nullable=True)  # Input for the quest
+    input_5 = db.Column(db.Text, nullable=True)  # Input for the quest
+    input_6 = db.Column(db.Text, nullable=True)  # Input for the quest
+    input_7 = db.Column(db.Text, nullable=True)  # Input for the quest
+    input_8 = db.Column(db.Text, nullable=True)  # Input for the quest
+    input_9 = db.Column(db.Text, nullable=True)  # Input for the quest
+
+    # Quest outputs, where output_0 is the null test
+    output_0 = db.Column(db.Text, nullable=False)  # Output for the quest
+    output_1 = db.Column(db.Text, nullable=True)  # Output for the quest
+    output_2 = db.Column(db.Text, nullable=True)  # Output for the quest
+    output_3 = db.Column(db.Text, nullable=True)  # Output for the quest
+    output_4 = db.Column(db.Text, nullable=True)  # Output for the quest
+    output_5 = db.Column(db.Text, nullable=True)  # Output for the quest
+    output_6 = db.Column(db.Text, nullable=True)  # Output for the quest
+    output_7 = db.Column(db.Text, nullable=True)  # Output for the quest
+    output_8 = db.Column(db.Text, nullable=True)  # Output for the quest
+    output_9 = db.Column(db.Text, nullable=True)  # Output for the quest
+
+    example_solution = db.Column(
+        db.Text, nullable=True
+    )  # Example solution for the quest
diff --git a/backend/routes/auth_routes.py b/backend/routes/auth_routes.py
index 348649c..50a9793 100644
--- a/backend/routes/auth_routes.py
+++ b/backend/routes/auth_routes.py
@@ -127,7 +127,7 @@ def login():
         ),
         200,
     )
-    
+
     # Tokens are stored in HttpOnly cookies — never exposed to JavaScript
     set_access_cookies(response, access_token)
     set_refresh_cookies(response, refresh_token)