Tina's Boob Tube Troubles

A young woman named Tina goes for a swim at the beach with her friends, but she encounters some unexpected difficulties. Her bikini bottoms keep falling off as she tries to enjoy herself in the water, much to her embarrassment and frustration. However, what Tina doesn't know is that one of her male companions has been secretly watching her every move and can't help but become aroused by her struggles with her swimwear. Eventually, he can no longer resist his desires and decides to make a move on her...