Synopsis: Mission: Yozakura Family

After losing his family in a tragic car accident, Taiyou Asano struggles to forge social connections in high school. Despite this, his childhood friendship with Mutsumi Yozakura persists, even though she hails from a renowned spy family. However, Mutsumi's overprotective brother, Kyouichirou Yozakura, views Taiyou as a possible threat due to his unwavering love for his sister. In a bid to ensure his safety, Taiyou decides to marry Mutsumi and join the Yozakura clan. As he navigates this complex situation, Taiyou embarks on a thrilling journey as a skilled spy to unravel the hidden secrets of the Yozakura family and his past. His main goal is to safeguard his life and that of his partner while uncovering the dangerous secrets shrouding the Yozakura clan.