Series
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.
Episodes
Shy student Taiyo's life is threatened when his vice principal reveals a dark secret.
Taiyo and Mutsumi wed despite Kyoichiro's interference. Bomb threat leads to Taiyo's first mission.
Taiyo's training leads to a hellish life at the Yozakura Mansion, causing anguish for Mutsumi.
Mutsumi catches Kengo's incomplete report, igniting a spy game of tag as she tracks him down...
Hotokeyama arrests Taiyo and interrogates him about Mutsumi but lacks proof.
Obsessed stalker Ayaka transfers to Taiyo's class, and aims to kill her crush after a data leak.
Nanao eats a bioweapon while undercover; Taiyo joins the hunt, unaware it's to kill Nanao.
Mutsumi's visit to Hinagiku HQ ignites a clash between Rin and Kyoichiro.
Ex-spy Kurogao kidnaps Deputy Prime Minister for revenge; Taiyo halts livestream to face him.
Taiyo and Mutsumi are at a celebration party. Taiyo eyes a box with his dead family's info.
Futaba faints as she has an intense fear of ghosts and curses. Siblings aid her phobia.
Ban escapes jail, takes Taiyo to club for grandkids' wedding, dodging Kyoichiro's capture attempts.
Taiyo uncovers parents' tie to Yozakura. He and Shion probe their fatal end in a deadly library.
Taiyo on a ship battles spies lured by Kyoichiro until a torpedo hits.
Taiyo investigates Kawashita; drugged Nohmen takes hostages. Shinzo aids, facing tough odds.
Yozakura Mansion locks in all; Kyoichiro seeks ring thief; Mutsumi aids Taiyo.
Nanao's mutation needs a vaccine, forcing school exit. Taiyo aids him in preserving his school life.
Yozakura family wins a unique hot spring trip, faces hurdles, then relaxes, but...?!
Taiyo sneaks on a train, tracking Tanpopo, seeking Momo, and a complaint sparks suspicion.
Hakuja and Taiyo are in a fierce battle on the train, where she unveils the truth about his parents.
Kyoichiro and Yozakura plan attack on Tanpopo's lair; Taiyo preps with Ban.
Cherry blossom party lifts spirits before Skeleton Island siege on Tanpopo's plan.
Futaba fights Akai; Taiyo's team sneaks in, repels spear with Kurosawa's aid.
Shinzo's Blooming wipes out mercenaries. Kawashita flees. Shion and Kengo battle Chacha and Aonuma.
Taiyo and Kyoichiro find a video of Nanao attacked by Mizuki, who resents society over her past.
Kawashita and Taiyo fight over the detonator. Taiyo's power floods Kawashita's mind with memories.
Taiyo corners Kawashita, but the Yozakuras' attacks fail. Taiyo tries again. Will it succeed?
Cast
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