Step into the curious world of a forgotten high school where you, as the quirky protagonist, stumble upon a collection of diaries belonging to various students. Each diary reveals secrets, crushes, and scandalous happenings from their lives before they vanished. As you interact with the entries, you'll solve puzzles and connect the dots to uncover the mystery of what happened to them. Your choices shape the narrative, leading to multiple endings based on the truths you reveal. Will you piece together the puzzle of the lost students and reveal the ultimate secret, or will you be swallowed by the very shadows you're investigating?