diff --git a/backend/planner/admin.py b/backend/planner/admin.py
index 8c38f3f..3cee7a6 100644
--- a/backend/planner/admin.py
+++ b/backend/planner/admin.py
@@ -1,3 +1,20 @@
 from django.contrib import admin
+from .models import Exam, Subject, Unit
 
-# Register your models here.
+class UnitInline(admin.TabularInline):
+    model = Unit
+    extra = 1  # Show one extra blank field for new Unit entries
+
+
+class SubjectAdmin(admin.ModelAdmin):
+    inlines = [UnitInline]  # Allows adding Units directly within the Subject admin
+    list_display = ('name', 'priority', 'exam_date', 'exam')  # Display relevant fields
+
+
+class ExamAdmin(admin.ModelAdmin):
+    list_display = ('name', 'date')  # Display relevant fields
+
+
+admin.site.register(Exam, ExamAdmin)
+admin.site.register(Subject, SubjectAdmin)
+admin.site.register(Unit)
diff --git a/backend/planner/migrations/0001_initial.py b/backend/planner/migrations/0001_initial.py
new file mode 100644
index 0000000..cb5685b
--- /dev/null
+++ b/backend/planner/migrations/0001_initial.py
@@ -0,0 +1,79 @@
+# Generated by Django 5.1.4 on 2024-12-30 06:25
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = []
+
+    operations = [
+        migrations.CreateModel(
+            name="Exam",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("name", models.CharField(max_length=100)),
+                ("date", models.DateField()),
+            ],
+        ),
+        migrations.CreateModel(
+            name="Subject",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("name", models.CharField(max_length=100)),
+                ("priority", models.IntegerField()),
+                ("exam_date", models.DateField()),
+                (
+                    "exam",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="subjects",
+                        to="planner.exam",
+                    ),
+                ),
+            ],
+        ),
+        migrations.CreateModel(
+            name="Unit",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("name", models.CharField(max_length=100)),
+                ("is_completed", models.BooleanField(default=False)),
+                (
+                    "subject",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="units",
+                        to="planner.subject",
+                    ),
+                ),
+            ],
+        ),
+    ]
diff --git a/backend/planner/models.py b/backend/planner/models.py
index 71a8362..17e7c10 100644
--- a/backend/planner/models.py
+++ b/backend/planner/models.py
@@ -1,3 +1,28 @@
 from django.db import models
 
 # Create your models here.
+class Exam(models.Model):
+    name = models.CharField(max_length=100)  # Exam name (e.g., Midterms, Finals)
+    date = models.DateField()  # Overall exam date
+
+    def __str__(self):
+        return self.name
+
+
+class Subject(models.Model):
+    exam = models.ForeignKey(Exam, on_delete=models.CASCADE, related_name='subjects')
+    name = models.CharField(max_length=100)  # Subject name
+    priority = models.IntegerField()  # Subject priority (e.g., 1 = High, 2 = Medium, etc.)
+    exam_date = models.DateField()  # Subject-specific exam date
+
+    def __str__(self):
+        return f"{self.name} (Priority: {self.priority})"
+
+
+class Unit(models.Model):
+    subject = models.ForeignKey(Subject, on_delete=models.CASCADE, related_name='units')
+    name = models.CharField(max_length=100)  # Unit name
+    is_completed = models.BooleanField(default=False)  # Completion status for tracking progress
+
+    def __str__(self):
+        return f"{self.name} ({'Completed' if self.is_completed else 'Pending'})"
diff --git a/backend/planner/templates/planner/welcome.html b/backend/planner/templates/planner/welcome.html
new file mode 100644
index 0000000..f6cd65b
--- /dev/null
+++ b/backend/planner/templates/planner/welcome.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>StudySphere</title>
+</head>
+<body>
+    <h1>Welcome to StudySphere</h1>
+    <h2>Subjects:</h2>
+    <ul>
+        {% for subject in subjects %}
+            <li>{{ subject.name }} (Priority: {{ subject.priority }})</li>
+        {% endfor %}
+    </ul>
+</body>
+</html>
diff --git a/backend/planner/views.py b/backend/planner/views.py
index 27ae73a..c481f9d 100644
--- a/backend/planner/views.py
+++ b/backend/planner/views.py
@@ -1,7 +1,7 @@
 from django.shortcuts import render
 from django.http import HttpResponse
-
+from .models import Subject
 # Create your views here.
-
 def welcome(request):
-    return HttpResponse("<h1>Welcome to StudySphere!</h1>")
+    subjects = Subject.objects.all()
+    return render(request, 'planner/welcome.html', {'subjects': subjects})