Koku and Keith both pay visits to the Royal Library. Afterward, Lily heads to Keith's apartment to discuss her thoughts on the Killer B case.

Cast: Hiroaki Hirata, Yûki Kaji, Asami Seto, Hiroki Touchi, Minoru Inaba, Ami Koshimizu, Toshiyuki Toyonaga, Shintarô Tanaka, Atsushi Goto, Toshiyuki Morikawa, Kaito Ishikawa, Mitsuki Saiga, Yû Kitada, Wataru Hatano, Hidenobu Kiuchi