Little Sammie gets tested to his limits. His girlfriend Allison and her roommate Brooke each have a black bull.Unfortunately for Sam, wearing his chastity cage hurts a lot, and he has signs of beginning erectile dysfunction.Will they take good care of him, and take him to a doctor, or will they keep feeding him erection pills?Find out, in this Femdom BDSM BiSexual Interracial Cuckold story.