Almost had me there on the first pages with that picture of Gramps...
Kinda wished they had actually showed more of the romance between them after all that build up, but it was a good 7 years
I can't believe no one has mentioned when the Dad says, "You two can just leave your dishes by the sink".
He's talking to the two of them because they're the only other people in the room.
Pay no mind to the downvote bombing, give the first 3 chapters a chance. This author has a talent for taking scumbag tropes and stereotypes and subverting expectations to find a way to make it wholesome.