After I Died, He Regained His Memory and Went Crazy

The Female Protagonist Is Frustrated and the Male Protagonist Pursues His Wife in the Crematorium. He Is so Humble That He Dies. Please

The male protagonist is very indifferent to the female protagonist. In the end, the female protagonist has an accident and gives up the pursuit. Then the male protagonist becomes a bitch and is so humble that it makes people feel heartbroken.