Under the guise of monitoring, they invite amateurs into the room! When they suddenly bring their cocks close, everyone shows the ideal reaction! On a whim, they ask for just the tip... and end up starting the insertion! The girls who initially resisted undergo a surprising transformation. Some move their hips while pinching their nipples, and others even engage in unprotected (creampie) sex, something they've never done with their boyfriends. Even after saying, "Good job!" they are still begged for more! Their reluctance was only at the beginning... (No main story perspective)
