アンラッキー★

One day the main character finds a love letter in his shoe locker. Haha, it's the love letter of his dreams!

Hurry to who sent it, so that it is not found by your childhood friend who would obstruct it.

Translated from official site

In this game a classmate confesses their love to the main character, but his childhood friend is not happy about this! Who will win the battle for the protagonist's heart?