I'm going to call this stranger into the entryway, in case she gives me a blowjob

You can't go to a guy's house because his parents are there — but I can also blow him in the elevator

You can't go home because your parents are there, but you can also give a blowjob in the entryway

What's there to think about - you gave me a cocktail, it's time to go to the park and suck my dick