TV show
Taiyo Asano has been on his own ever since his parents died and the only one who seems to care for him is his childhood friend and classmate, Mutsumi Yozakura. But Mutsumi has a secret—she is the head of a family of spies! And on top of that, her brother Kyoichiro is dangerously protective of her! To stop Kyoichiro from killing him, Taiyo and Mutsumi must take the ultimate leap—marriage! Because in the Yozakura family, family cannot kill family.
Former Tanpopo executive Ai joins the Yozakura household to reform, but peace is soon threatened.
Taiyo faces school chaos as Bronze Rank spy Sosuke Michibata targets him with sabotage and rumors.
Shinzo’s shopping trip with Ayaka turns chaotic as Kengo and Nanao secretly assist him.
Taiyo faces Shinzo in a brutal game of tag during the first stage of the Spy Exam.
Taiyo faces Kyoichiro in a terrifying final exam stage where examinees vanish into the darkness.
Taiyo meets a mutated Kawashita to learn how to kill Tsubomi, but his father-in-law, Momo, appears.
Mutsumi tests Taiyo’s surging powers while Futaba fails to learn tech skills from Shion.
Ai goes on her first solo errand to cheer up the family, while a disguised Taiyo and Mutsumi follow.
The Yozakuras' search for an ancient journal turns into a chaotic and revealing mansion cleanup.
Kyoichiro vanishes, but Taiyo’s date is cut short by a mysterious presence and an urgent summons.
Taiyo finds Kyoichiro, who rejects the family and flees, causing a rift among the siblings.
Poisoned by Tsubomi, Kyoichiro flees to save his family. Taiyo desperately chases him to save him.
