Set in a bizarre, whimsical world where hearts are physical objects traded in a bustling market, players assume the role of a heart merchant. The player must navigate treacherous negotiations, engage with eccentric characters, and delve into the heart's history to uncover who a mysterious heart truly belongs to. As they unravel the origins of various hearts, the player will face moral choices that test their integrity and redefine their understanding of love, sacrifice, and greed.