Synopsis

Heiji is present at the National High School Spring Kendo Tournament, where a shocking event has occurred: Referee Nukitani has been murdered, his throat slashed. The three individuals who were in the restroom near the scene – Nenji, Tsuneyuki, and Akane – are immediately considered suspects. Detective Sato meticulously examines their belongings, but the box cutter, the murder weapon, remains elusive. Drawing upon the suspects' possessions, new testimony from Katsunari, the blind old man who