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Thirty Days with My First Love Sister
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Thirty Days with My First Love Sister

A pure love story with your childhood sweetheart who returns from abroad. Spend thirty heartwarming days together, make choices, deepen your bond, and unlock multiple sweet endings in this fully video-based interactive romance game.

Expected release · Q4 2027

At a glance

About this game

Core game information and the store records it came from.

Title
Thirty Days with My First Love Sister
Content
Game
Expected release
Q4 2027
Platforms
Windows
Connected stores
1
Steam Steam source details
Store title
Thirty Days with My First Love Sister
Product ID
5095330
Developer
lucky_tree_dev
Publisher
lucky_tree_dev
Store platforms
Windows
Source checked
2026-11-02 10:39 UTC

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Store tags

Genres

  • Casual
  • Indie
  • RPG
  • Simulation

Categories and genres from the Steam store, observed 2026-11-02. Store tags from Steam, as players and the store apply them.

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