Well this is awkward...

It turns out your late night activities with your girlfriends have been difficult for your parents to ignore. Your stepmother is cool with it and doesn't want to hamper your style. She remembers what college was like, the experimentation the... vigor...

The issue is that your father is feeling inadequate. His health isn't great and he's having a hard time being (re)productive. The noise your girlfriends make is stressing him out...

The situation is... well, it's frustrating, isn't it?

Here's a picture of the father (Jack) for reference:

As ever, appreciate the feedback and happy to make any tweaks if you find something amiss.