Synopsis

Sonoko, Ran, and two companions journeyed to a recording studio with the intent of capturing their music. There, they encountered members of a girl's band embroiled in a heated dispute concerning an impending performance. The tension escalated, culminating in the discovery of the drummer’s lifeless body, strangled within the studio's confines. Suspicion immediately fell upon three of the band members, yet the absence of the murder weapon – a length of string – presented a formidable obstacle to