The drama SP which is based on the same-titled novel by Asada Jiro features Nishida as Yoneda Katsumi, a police detective who is about to retire and Terao as Arai Toshio, a fugitive and an unresolved case which happened 25 years ago. One day, Yoneda happens to come across a booklet about a cafe by the name "Kohaku" which reminds him of an arson-cum-murder case that happened in Kichijoji 25 years ago. Yoneda then travels to Kohaku which is at Uozu in Toyama Prefecture, where he meets the master of the cafe Arai and his regular customer Hirai Sachiko. Coincidentally, the three of them have huge secrets to hide which are about to be revealed as they come to know one another better.