When Ralph's mom catches you getting fucked by Ralph's dad, or Ralph's dad catches you fucking / giving oral to Ralph's mom something needs to happen.
It will only kick off once you've either fucked / or given oral to both.
Sissy in the middle. They fight a bit, Ralph's mom says she wants more oral, Ralph's dad says he just wants to fuck her ass > Solution, he fucks your ass and you give Ralph's mom oral.
Ralph's mom is a femdom. Ralph's dad admits he want's a more dominate wife, Ralph's mom agrees to be a femdom and you teach her how to dominate Ralph's dad and take a strap-on.
You broke up a dysfunctional home. Ralph's dad admits to falling in love with you. They break up. He gets an apartment in the city. You can visit him and get fucked or visit Ralph's mom and fuck her.