Healers, beings who communicate with God through a voice that heals souls and conjure miracles. Yaba (Sejin) and Cocaine (Chaewoo) were kidnapped as children by Kang Giha, who accidentally discovered healers, and are forcibly castrated to become singers of the club ‘Paradiso’. Although Yaba hates Cocaine, he gets used to life as a Cocaine’s colleague, but he becomes drawn to Cha Yiseok, who is looking for Cocaine’s songs…?