Mission: Yozakura Family

夜樱家的大作战 夜桜さんちの大作戦

This family is anything but normal!? A high school student who lost his family in an accident and became withdrawn, Taiyo Asano. His classmates perceive him as "super shy." The only person he could talk to was his childhood friend, Mutsumi Yozakura, and none other. But there's a secret about Mutsumi!? She's the head of a long-standing family of spies, constantly targeted by various enemies for her life! And her brother, Kyoichiro, the ultimate spy, had an abnormal level of adoration for Mutsumi. Taiyo becomes a target for elimination by the overly protective Kyoichiro...! To protect both Mutsumi's life and his own, Taiyo takes a drastic measure... He marries Mutsumi to become part of the Yozakura family!? Keep your eyes peeled for the unprecedented "grand strategy" involving Taiyo, Mutsumi, and the rest of the Yozakura family!