I pulled my mouth from my brother's and burying my face in his neck let out a series of barely suppressed squeals as my orgasm flowed through my body causing my pussy to contract around my brother's thick cock and causing him to moan as well. Mark continued to stroke my clit and squeeze my nipple, making sure that his sister came long and hard. I finished with a long shuddering moan and slumped back into Mark's chest.

"Damn, little brother." I groaned as he continued to fuck me.

"Yeah you like that sis?" He asked in my ear as he started fucking me harder.

"Like it? Tell you what...