Yes

What's the harm in watching? You sit on the bench and gaze at Mrs Gillis as she sways her hips from side to side. You're hardly concentrating on the match, when out of nowhere the vollyball flies in your direction. Trying to control it, Mrs Gillis lunges towards it, and clatters right into you! You're knocked on your back, Mrs Gillis laying awkwardly on top of you. Her breasts pushed against your face. You both lie there for a moment. You're not sure why she stays but your quite happy to have her hot body pressing down on yours. Eventually she sits up, straddling you. No doubt the other girls can see your boner forming a tent in your pants. You blush intensely as Mrs Gillis smiles down at you. "Enjoying the game?" She asks. "Yeah.." your reply. "He's enjoying it a LOT" states a red haired girl. They all giggle. "What's the matter, why are you blushing" Mrs Gillis asks. You mumble something incomprehensible. The girls giggle again. "Aww, you're not embarrassed are you? About this?" she asks as she taps the tip of your boner "It's perfectly natural, I'm sure there's nothing wrong, but if you like I could take a look.."