Dennis does something surprising

Lauren's eyes bugged out when she realized what was next. Dennis had lathered her breasts and stomach in sunscreen. If he kept moving down, next would be.... She gripped her crotch tighter, slamming her knees closed in mortification.

To her surprise though Dennis did something else though. He grasped her shoulder and swung her around. Then he began lathering her back in sunscreen. Lauren breathed a sigh of relief. That relief was short lived though when he moved down, lathering her bare butt cheeks. Lauren felt her oversized backside being caressed, her bare skin reacting to his rough hand. Worse, her ass warbled so wildly, which she was sure he was aware of.

Dennis paused to squirt more sunscreen on his hand.

"There's just so much to cover!" He chuckled before her continued. Lauren bit her lip, sweating and blushing, and feeling the onlooker's laugh at her treatment...