My Wife Is Wagatsuma-san

Hitoshi Aoshima is an ordinary second-year high school student whose greatest aspiration is simply to find a girlfriend. His mundane daily life is abruptly shattered when he awakens to discover that ten years have inexplicably passed, transporting him into a future where he is already married to Ai Wagatsuma, the most beautiful girl in his school. This sudden temporal leap leaves him completely disoriented, as he possesses no memories of the decade that has elapsed or the events that led to this unexpected union. Thrust into a domestic life with a woman he barely knew as a classmate, Hitoshi must navigate the complexities of marriage while grappling with his own confusion and emotional immaturity. The central mystery revolves around how two mere acquaintances could have evolved into husband and wife over the missing years, forcing him to piece together their shared history from scratch. As he struggles to reconcile his teenage mindset with adult responsibilities, the story explores the tender and often bewildering process of discovering love backwards, transforming a jarring time-slip scenario into a heartfelt journey of understanding and connection.