MIAE-016 Onodera Risa: My Girlfriend Surpassed My Wildest Fantasies with Extreme SM Play, Teasing Me with Anal

I never expected my sweet, innocent girlfriend to turn into such a bold and dominant woman right before my eyes. When she first came to visit me at home, I thought we'd have some sweet, vanilla sex… Wait, what? No way! Anal? Who taught her something like that? Where did she learn such perverted acts? She kept demanding increasingly wild and twisted play—I had no idea she'd been hiding such a depraved past. It's overwhelming… I can't keep up…