"Yeah, I wouldn't mind saving the world right now, but if I'm not back by 9PM, (one of) my girlfriend(s) is gonna want to eviscerate you like a human blender for missing movie night."
Bugle advertising banners sincerely made me hope she went for accounting/corporate OL life in the Null universe, so she might just need us to be one even more than usually.
Hey, even mutants need to pay the bills.
But srsly, I love the amount of tiny little details that devs already threw into the game.
The easiest is to share activities with the woman -- class, studying, or combat training. Each woman has some scripted events that a good friend/boyfriend response adds a bunch of trust as well.