Colleen and Maria are horny. Their big cocked younger brothers won't fuck them. They swap brothers to get the relief they need. In the process, they relieve the boys of their virginity. Everyone wins.
As a desperate measure to save humanity from extinction, Dr. Olson releases a virus into the population that makes girls go into heat -- craving a great deal of sex during their rare fertile periods. They will go to any lengths to get what they need. Men and boys can smell their condition and are nearly as single-minded in giving them what they want so much.
The Arrangement Our protagonist has a conundrum -- after deflowering his fifteen-year-old stepdaughter, he can no longer rely on weekly hymen checks to ensure she isn't screwing around. Time to lock in the girl's affection and lock up her punk boyfriend! The final episode in The "Arrangment" series. (Note: there is one non-detailed Mm scene, not involving the main characters, as part of a plot closure device).
While on the road, Frank goes to a strip club and comes back to his hotel seriously horny. Against his better judgment, he calls his wife to tell her about it. While on the phone, he gets himself off. But when he gets home, he finds that it wasn't his wife on the phone with him. It was another woman. But who?