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.
had Michiru lock the door from 
the inside, and escaped!
!وجعل ميتشيرو يقفل الغرفة من الداخل، وهرب
und ließ Michiru das Zimmer
von innen verschließen.
hizo que Michiru cerrara 
desde dentro y escapó.
hizo que Michiru cerrara 
desde dentro y escapó.
avant d’ordonner à Michiru
de fermer à clé après sa fuite.
ha fatto richiudere a Michiru dall'interno
ed è fuggito...
ordenou que a Michiru trancasse
 a porta por dentro e fugiu.