"If you're so curious to know what sex is like, would you like to give it a try"?
Ah yes, he starts out sort of being on the offensive, like he's in control by being the one to suggest they have sex...But then the tables just get turned on him a while later.
Komori-chan engaged "Assertive Girl" mode. It was at that moment Ooyama-kun knew ... he (or more correct, his penis) had no chance of escape, until Komori was *cough-cough* "satisfied".