Culture Entertainment + 14 more, Dub, Fukuoka Broadcasting System (FBS), Futabasha, Hakuhodo DY Media Partners, Hiroshima Telecasting (HTV), Miyagi Television Broadcasting, Nippon Shuppan Hanbai (Nippan) K.K., Nippon Television Network Corporation (NTV), Sapporo Television Broadcasting Company, Shizuoka Daiichi Television, VAP, Yomiuri Telecasting Corporation (YTV), Chukyo TV Broadcasting Company, Warner Bros. Japan
Shiori has just moved to a new apartment. One evening, she hears a mysterious voice that claims to be "from the future" asking her to trail Susumu Hirano, who lives next door. Shiori in an attempt to solver the mystery began to investigating more and more about Hirano until she gets attracted to him.
