In 'Whose Heart Is It, Anyway?', players assume the role of a heart transplant recipient who begins to experience vivid memories and emotions not their own. As they navigate through their daily life, they unravel clues about the previous owner of their heart—a mysterious figure whose unresolved secrets threaten to surface. Players must make choices that impact their mental state and relationships while confronting moral dilemmas and dark truths about love, loss, and identity. Each decision shapes the protagonist's psyche and the narrative's outcome, leading to multiple endings and unexpected twists.