Young friends get into a heated argument and decide to resolve it through sex without expressing love

A young man and his girlfriend are in a heated argument, which escalates into a heated discussion about their sexual preferences. The guy, who happens to be a bit of a pervert, insists that they should try something new in bed. His girlfriend, being the sweet and obedient type, agrees to his proposition. However, things take an unexpected turn when his friend walks in on them. The friend, not being his brother, is quick to seize the opportunity and proposes that they all have a threesome. The young couple, caught off guard, hesitates at first. But the friend, being a seasoned pervert, convinces them that it's just sex, nothing more. They decide to give in to their desires and engage in a wild threesome, all in the name of family and fun.