The lab maintenance is finished and the system comes back online. The police come to the island, but the investigation has made no progress. At last, however, Saikawa solves the mystery of the locked room and prepares to confront the culprit.
Allow me to explain how this
 locked-room murder took place.
.اسمح لي أن أشرح لك كيف وقعت جريمة قتل الغرفة المغلقة هذه
Les explicaré cómo se llevó a cabo
Os explicaré cómo se llevó a cabo
Por favor, me permita explicar como um assassinato,
em um quarto completamente trancado, ocorreu.