Meguru Momoi, a second-year student at Konohana high-school returns in another murder mystery adventure. He gained status of recognition after the infamous Grim Reaper murder mystery in the original game. Everything's back to normal, or so everybody thought, until one morning on their way to school, Meguru Momoi and his partner, Miako Tachibana, arrive only to see police cordoning the area of what appears to be a murder case. Thus they end up entangled in yet another series of murders case.

This murder mystery adventure game plays as a typical visual novel with ability to view past dialogues, fast skip through them or use auto-play feature. There are many choices throughout the game which eventually yield several different endings. Extras section of the main menu contains BGM player and unlockable album gallery containing event scenes from the game.