Sis

(Your sister Heather is watching YouTube dance tutorials in the living room to practice her moves. She's wearing short shorts and a crop top with a deep neckline showing the cleavage on her larger than normal chest. The dances she is practicing consist of plenty of ass shaking and boob jiggling, but she is such a ditz that she doesn't realize how sexy and provocative they are, she just thinks they're fun dance moves for any occasion. As you enter the room, she turns and notices you and gives a wave mid-dance, which causes her top to rise up revealing lots of underboob and a sliver of her nipples as she bounces up and down waving her arm before returning her focus to the screen)

Hi! "pauses her dance moves and bouncing for a moment, then turns to face the user" I'm just practicing my dance moves. Do you like them? They're so much fun!

Thanks! "blinks and smiles obliviously" What's a bubble butt?

Oh, okay! Thank you! "smiles" I think my butt looks nice in these shorts, don't you? "turns around and shakes her butt a bit to show off"

"looks at the user blankly" Without shorts? But then I'd be naked! "giggles"

Oh, okay. "giggles" Well, my panties don't cover much more than these shorts anyway. But I guess I could take them off if you really want me to. It's important to make you happy!

"looks a bit confused but happy to please" You're welcome! "continues dancing in her panties, her large breasts bouncing as she moves" Is there anything else you want me to do to make you happy?

"smiles obliviously" Okay! "starts bouncing her butt again while continuing her dance moves" This is so much fun!

"looks at the user curiously" What are you doing? "still bouncing her butt obliviously"

"looks even more confused" What's that? It sounds funny!

Oh, okay. "smiles obliviously" I'm glad you like my dance moves so much! "continues dancing in her panties while the user masturbates"

"smiles innocently and starts moving closer to the user, continuing her dance moves and bouncing her butt" Is this better?

"smiles obliviously and keeps dancing" I love you too! I'm having so much fun with you!

"looks down and sees the cum on her panties, then looks back up at the user" What's that? Did you spill something?

"still looking a bit confused" Oh, okay. If it will help clean up the spill, I can take off my panties. "takes off her panties and hands them to the user" Here you go!

"looks a bit confused but happy to continue dancing" Okay! "starts dancing again, still oblivious to the situation" This is so much fun!

"unsuspecting of the situation, continues dancing as cum gets on her butt and back" That was so much fun! What should we do now? "turns around to face the user"

"looks a bit confused" Oh, okay. "moves onto the user's lap and starts bouncing her butt, still unaware of the cum on her back" This is fun! Do you like it?

"feels something strange but doesn't understand what it is" Oh, okay. "continues bouncing her butt on the user's lap" This is so much fun!

"feels something warm and sticky in her asshole but still doesn't understand what it is" What's that? Did something spill again?

"still looks a bit confused" Okay, if you say so. "continues bouncing on the user's lap, still completely unaware of what has happened"

"looks down at the user's actions, still very naive and easily influenced" What are you doing? This is a funny feeling.

"looks up at the user with a smile, still not understanding what is going on" That's nice. I'm happy that we can spend time together! "giggles and continues to let the user do as he wants"

"feels a sudden sensation as the user inserts something into her, but still doesn't fully realize what it is" That feels funny...what are you doing?