Wataru's finally got his memory back, but although his Japanese girlfriends Fumie and Tomoka think that means it's time for him to leave America and come home with them, he's still got feelings for sweet all-American cowgirl Rena. There's only one way to decide which horny girl gets Wataru for good: the Big Tits Grand Prix! The babes agree that the winner of the booby pageant will take home Wataru and his big cock as their prize. But they're not above a little cheating: as they compete on stage, they also try to sway Wataru in private with pillowy soft paizuri titty-fucks and plenty more! Which busty babe will win Wataru's heart?