Why did the girl have to lose her memory?

Original title: なぜ少女は記憶を失わなければならなかったのか？～心の科学者・成海朔の挑戦～

"Scientist of the heart: Narumi Saku's challenge"

2014 ★ 8.0 TMDB 90 min IMDb TMDB Japanese Shunsuke Morita, Masahiro Ishida

Overview

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.

Drama Mystery TV Movie