I think Carol was taking care of Greg well enough that he wasn't interested in Marcia.And my perverted 12 year old mind was thinking- why doesn't Greg try to hit Marcia? She's not really his sister. ?
And I bet that there is nothing that 'his' supervisor can do about it.
I though it was a picture of all the f*cks I have given.
We understand women, we just do not like what we understand about them.