A girl named Lemon arrives with a message for Shinnosuke, and he starts training as an action spy. But can he foil double agents and secret plots? Akiko Yajima, Miki Narahashi, Keiji Fujiwara, Satomi Korogi, Rikako Aikawa, Tomo Sakurai, Kenyu Horiuchi Added on Netflix 2023-05-11.