[Sign-in system + parallel world + time-traveling heroine × 2]
In his previous life, his mother died in the line of duty when he was three years old, and his father died soon after. His uncle adopted him with nowhere to go, but his aunt complained about his cousin who had congenital heart disease. With the idea of not causing trouble to anyone, he took the consolation money from his mother's death in the line of duty, left his uncle's house, and lived alone in the house left by his parents until he was fifteen years old, when a car accident killed him, but it also gave him a new life.
Minamoto Shinya never expected that the entire trajectory of his life would change after his rebirth, and he shed tears just because he found out that he was reborn after his mother died.
Intention: probably, not