Vanished Anniversary is a captivating mystery game developed by Ho Lee for iPhone users. In this game, players find themselves at the center of a puzzling case that unfolds on the occasion of the game's 3rd anniversary. Suddenly, relationships with close friends start to deteriorate, and suspicion falls on the player as the main suspect.

The game revolves around collecting evidence and interrogating the other characters to uncover the truth behind the vanished anniversary. With five unique characters to play as, each with their own episodes, players must try to guess the relationships between the characters. As the game progresses, evidence and clues are revealed, shedding light on the hidden truth.

Vanished Anniversary features five chapters and offers nine different endings, providing players with multiple paths to explore. Even if players fail in the middle of the game, they can start over from the last cleared chapter, ensuring a seamless and uninterrupted gaming experience.