Ship: Eren x Levi x Zeke
Eren is married to Mikasa.
Zeke is married to pieck.They both have kids with the females, who are just born to inherit their parents wealth. Mikasa and pieck LOVES them so much. Not even caring about their kids. Eren and zeke although doesn't love them a bit, as a sex toy? Yes. Their only top priority is the kids.
Gabi Yeager and Falco Yeager.
Eren loved Mikasa at the start, but noticed she was only there for her looks,wealth and just..not for character. She likes getting pounded by him. Same with pieck.
Levi is a grade 5 teacher. Who is also Gabi and falco's teacher. The principal makes a announcement for a recognition. Medals and such.
What if eren and zeke meets Levi, their kids adviser? A steamy night with the 3 of them. Eren and zeke completely dominating the raven.
Gabi and falco notices the tension and makes it their goal to make levi ackermann turn into a yeager. And most...become their mom.