Why did the girl have to lose her memory?

When the suspect of an arson case refuses to cooperate with the investigation, the detectives search his house and find a locked-up little girl. She doesn't talk and there are no clues to her identity, so assistant psychology professor Narumi Saku is asked to counsel her.

Release Date: 2014-10-01
Budget: not public
Rating: 8
Runtime: 90mins