A high school boy who can hear the emotions and memories of others through sound tries to hide his unusual ability from the world. His encounter with a seemingly perfect idol trainee forces him to confront feelings he has long suppressed. As love, obsession, and emotional wounds intertwine, their relationship reveals the fragile boundary between salvation and destruction.

Cast: Jo Chan-hyun, Yoo Do-hyun, Ko Gyeol, Min Sung-wook, Ha Yo-seop, Bit-to