In a bustling metropolis where people can literally swap hearts, players take on the role of a heart thief turned reluctant hero. After a botched job leaves them with a heart that isn’t theirs, they must navigate the underbelly of the city, piecing together clues from various heartowners—each with their own memories and motivations. Delve into dramatic stories, uncover hidden truths, and negotiate life-changing trades in this interactive narrative where every heart offers a glimpse into someone else's life, and every choice could change your own forever.