Dive into a vibrant, fantastical city where hearts have physical forms and can be exchanged, stolen, or broken. Play as Cass, a cunning heart dealer who has just discovered that they possessed the heart of a famous, long-lost composer. As you reveal the secrets intertwined with each heart, you'll navigate a web of alliances and betrayals with eccentric characters including a melodramatic thief, a paranoid politician, and a quirky robot. Use your skills to solve the mystery behind the heart's origins, outsmart rival dealers, and ultimately decide whether to reclaim your own heart or give it away in a dramatic twist that can change the fate of the entire city.