Kagi no Kakatta Heya (2012)

Kagi no Kakatta Heya 2012 / 鍵のかかった部屋 2012 / Locked Room , The Locked Room , The Locked Room Murders

Enomoto Kei is an employee at a major security firm who solves the tricks behind locked doors. He is described as having a calm and cool demeanor but has an eccentric obsession with locks and keys. Rather than solving the cases, he is more interested in breaking the puzzle of the sealed rooms. ~~ Adapted from the novel ‟Kagi no Kakatta Heya‟ (鍵のかかった部屋) by Kishi Yusuke (貴志祐介).