Heartomics: Lost Count is a danmaku visual novel hybrid. The story is about "Hero, " a male protagonist who has lost his memories. He is accompanied by three beautiful girls "Euphony, " "Lyra, " and "Melody" who aid him in a quest to regain his memories. When a set of memories are recovered the most "memorable" memories are brought to the surface. Play as Hero and recover your most precious -sexy- moments!