"Naruto, I gonna cum." Sakura moaned weakly.
"Oooh no, you don't cum till I tell you too. Hold it in, the longer I fuck you the harder your orgasms going to be."
As he went even faster with a quick application of some chakra she shoved her face into the pillows. Not even having the strength to grab the bed rails again. Naruto didn't stop, Not even for a second, he only thrust harder and faster as the minutes ticked by.
Sakura couldn't take it anymore. "Naruto! Please I need to cum! I can't take anymore!"
Naruto ignored her and continued slamming into her, making sure that she'd be begging for more the next time she got horny.
Naruto bent down and whispered into her ear. "You've earned it Sakura-Chan, let it go whenever you want."
And she did, with a mighty scream Sakura had the greatest orgasm yet, topping the one earlier by far. Naruto, feeling a now familiar pressure building up used a bit more chakra and sped up thrust thrusts to inhuman levels. After a few seconds of this he slammed into her ass with bruising force and released the biggest load of the night into her rectum.
Sakura, out of energy, simply flopped down on the bed. She silently thanked Naruto when he picked her up and put her beside him so she could rest her head on his shoulder.
"Damn, that was wonderful. Even better the how I'd picture lo...