In a world where hearts can be removed and replaced at will, players assume the role of Aidan, a heartless detective embroiled in a twisted murder case where the victims’ hearts are stolen, leaving behind ghoulishly humorous accusations and shocking alibis. As they unravel the mystery of 'Heart Thief,' players must question odd suspects, decipher riddles, and confront bizarre situations to recover the hearts before the sinister Collector manages to complete their dark collection. Each choice creates a branching narrative full of suspense and shocking humor, where the true heart of the matter is more than just a physical organ.