Kamen Rider S11 E13 Dad's Clue

The OverLord has been declared mentally unstable and was moved from the jail cell to a hospital, where he is paid a visit by a mysterious man. At the same time Koji Kono and Makoto Hikawa walk though Professor Nobuyuki Kazaya's murder. Shouichi and Taichi try to figure out what to do for Mana's birthday.