It's clever the way the reader is tricked into beleiving she's saying sorry to the boyfriend for not being able to resist the boss when in reality she's unable to resist her boyfriend.
.................
I have no words for this. It's like, it felt like NTR through and through, until that ending twist.
Turns out he's just a sick bastard and she goes along with it. I wonder if the boss guy is helping voluntarily or he doesn't know?