Chapter 1, flashback

17 years later, (y/n) Jr was your normal demon/human hybrid. After the events of Henry and Ellen, everyone has moved on with their lives. Expect for Beelzebub. She can't move on from (y/n) because he was her lover, but that changed when (y/n) was turned into a robot and left the group. Beelzebub has a new goal, protect (y/n) Jr. from any harm. But for (y/n) Jr, he wants to know who his father is and see him. Beelzebub has not mentioned him in front of her son, only her friends. Everyone looked like they hadn't changed, but Jeremy is 35. Soon, the Hero's have to get together again to fight someone they weren't expecting