Naoto was ignored in school until Chihiro called his name. Years later, he locates her but she's changed. Obsessed, Naoto sneaks into her home and hides under her bed, crossing ethical boundaries in an unsettling manner.

Naoto was ignored by other people. During his school days, Chihiro was the first person who called his name. Naoto dreams of seeing her again and tries to find her. Finally, after 11 years, he locates her, but she is a totally different person now. Naoto becomes obsessed with her. Naoto sneaks into her house and stays under her bed.—AsianWiki