[DeepL Translation - needs review] Soma, a detective investigating the disappearance of a young girl, discovers a strange mark at the scene that brings back bitter memories of 23 years ago. The day after a typhoon, her classmate, who had been her best friend, vanished, leaving her school bag on the riverbank. He left a mysterious mark on a piece of driftwood. ...... Where did the boy disappear to? What does the mark mean? Before long, a horrific crime surfaces before Soma. A masterpiece myst...
