IDK, if she'd at any point indicated she wasn't okay with this and he'd persisted I'd agree, but if they're both fine with the situation, then why not let them go with it?
........ oh dear god, this is almost like me, except I wouldn't be able to ask her out. But if I ever tried to this would be close enough to me, especially since I could be an eloquent writer to a complete nervous meltdown. .......(sigh)
Good on her.
(That'd be because it's scripted bullshit)