Set in a sprawling metropolitan city where sounds have a life of their own, players embody an underground sound detective with a unique gift: the ability to hear the echoes of people's secrets. As the protagonist delves into the lives of the city’s eclectic inhabitants—an eccentric musician, a disillusioned artist, and a mysterious street vendor—they piece together a web of intrigue surrounding a series of bizarre incidents triggered by a curse involving sound. Each choice reverberates through the narrative, altering relationships and uncovering hidden truths, leading to multiple story endings based on players' decisions.