regrets

inui seishu got into car accident, he then called kokonoi hajime, koko then rushed to help him. when he came, he saw inui's body laying on the floor with a lot of bloods, he cried and telling him that it'll be okay. 15 minutes later the ambulance came, but sadly it's too late, he lost too much blood, mostly from his head. koko then cried and begging him to comeback, he wished he can turn back the time and save him.