In 'Whose Heart Is It, Anyway?', players step into the role of a young passionate cardiologist who discovers a peculiar underground black-market trade in hearts. Each heart holds unique memories and emotional connections tied to the person it belonged to. Players must navigate through a web of feelings, challenging ethical dilemmas, and outrageous characters, trying to reclaim lost hearts for their rightful owners while unraveling the mystery of who is behind the sinister trade. The game's narrative twists based on choices—including humorous encounters and heartfelt moments—leading to multiple endings based on the player's decisions.