If you remove the part about the MCs sister being under a curse than the whole story is just a fun romp of an adventuring couple ducking around.
Which feels 100x better.
Wait...she is cheating on her husband, having sex with the person she is supervising while imagining her coworker.
Thats so silly that I just can't be upset with her.
That scenario is rare but it does happen, some single mothers are desperate for affection since being a single parent is terrifyingly difficult.
Not to that extent but I also know of a person who was abused by a mothers boyfriend but the mother didn't want to lose his affection so she never...