Domestic Girlfriend

Domestic Girlfriend is a TV anime adaptation of the hit manga by Kei Sasuga, produced by diomedéa. The story follows Natsuo Fujii, whose life is turned upside down after a chance encounter with Rui Tachibana—only to discover she and her older sister Hina Tachibana have become his new stepsisters. What unfolds is a bold, emotionally charged drama filled with forbidden romance, inner conflict, and raw passion. Directed by Shota Ihata, with series composition handled by Wataru, this adaptation stays true to the source material while delivering gripping narrative tension. A must-watch for fans of mature romance and dramatic storytelling.

Natsuo Fujii is a high school student carrying an unrequited torch for his teacher, Hina Tachibana — a feeling he knows can never go anywhere. Nudged by his friends, he reluctantly attends a party and crosses paths with a girl named Rui Tachibana, sharing an unexpected and unforgettable night together. Both assume it's a one-time encounter with no strings attached, a fleeting moment that will fade into memory. But fate has other plans. When Natsuo's father drops a bombshell about his upcoming remarriage, Natsuo's world is turned upside down in ways he never could have imagined. Suddenly, the boundaries between his personal life and his deepest feelings become hopelessly blurred. Caught between emotions he can't control and circumstances beyond his choosing, Natsuo finds himself navigating a messy, bittersweet, and deeply complicated new chapter of his youth.