In a quirky, dystopian world where emotions are extracted and traded as commodities, you play as Vivienne, a heart-collector tasked with finding the owner of a mysterious heart that inexplicably beats inside a glass jar. As you navigate through an underground society filled with eccentric characters, you must gather clues, forge alliances, and outsmart rival collectors to uncover the heart's past and its original owner. Your choices will influence the story's outcome, leading to multiple endings that explore themes of love, loss, and the absurdity of commodifying feelings.