The truth behind the murders is revealed.  Moe and Saikawa meet with the killer in virtual reality, and as they reveal the mysteries, they learn what kind of life Dr. Magata lived.
for a minimum of seven years.
.على الأقل لسبع سنوات
7 Jahre vorher alles geplant.
por lo menos unos siete años.
por lo menos durante unos siete años.
todo o incidente há,
 pelo menos, 7 anos.