Go 'gentle'

"Oh, my..." Emma smiled to herself as she watched her naked little sister, letting her gown fall open so she could stroke her massive hardon while approaching the bed.

Moving quiet and cautiously she made Hannah gasp a little in surprise as her fingertips made contact with her skin, dragging gently from the inside of her thigh and up across her slender waist, until cupping one of the firm little titties.

"Oh, Jeff...!" The girl moaned softly as the exploration of her body continued, with her nipples becoming fully erect under the gentle touch and her pussy dampening considerably with excitement.

Moving slowly down her sister's shivering figure, Emma was eventually slipping her fingers directly along the sides of her wet little snatch and drawing even louder moans of pleasure from her open lips. Then finally she crawled up into the bed between her sister's legs, while still stroking her own shaft, and leaned down to have a first good look at another girl's pussy.

She'd never tasted another woman before, but the scent of her sister's arousal pushed her own desire until she was eagerly lapping away at the girl's sweet little opening.

"Oh, god...!" Hannah's moans rose into squeals while her body twitched with pleasure, tugging at the bonds that held her in place as if trying desperately to break free. "Oh fuck, Jeff! I can't take it anymore...! P-please, Jeff, you got to s-stop it!"

Emma just smiled however, knowing the feeling well of being brought ever closer to the edge without the exact right stimulation. What Hannah needed right now was a big, nice cock inside of her, but right now it was something that Emma wanted her to wait for...

"Unnnh, f-fuck...!" Her sister's voice reached another pitch, and her whole body cramped in it's bonds as she came hard on Emma's tongue, gushing her face with warm juices before falling back down onto the bed. Even then it wasn't over however, and Emma managed to **** her right over the edge another two times in rapid succession before finally letting her off the hook.

Sitting upright in the bed she looked down to her sister's body, now wracked by sobs and the last spasms of her intensive climaxes, and found herself wickedly aroused by the other girl's torment. Her cock was almost ready to burst already, and demanding introduction to Hannah's trembling young flesh...