Her brother not even halting on her cries and begs, he is incubus and now her sister was his prey item. He has guarded her and satisfied her every whims, even some which annoyed him but he did it out duty on his mother. But now tonight he rapes her, out of personal desire but also direct and uncompromising instructions from mother;<em>"Make sure her virginity is taken off tonight, or else I arrange balor rape your ass for next century."</em>Against such vile threat for his rump he has no choice really, only option either dislike or enjoy it and he chooses later.<br/><br/>As his meaty brick sinked all way to her cervix, he grunted as his clawed hands moved to her waist, lifting and positioning her ligther body and then shuffle her waist slowly around. Wet lewd sounds come from the joined groins as he huskily says;<strong>"Moving hips sexy manner like this makes it feel good on the man, so remember this trick next time you get enjoy some cock later on."</strong>He enjoyed her walls moving around him, her being deliciously tight and even if unwilling her succubus body knows what's going on and by instinct it works very well on men even if her sister prefers women. Prefering as term used as he thinks she just needs several cocks to learn able appreciate them also.<br/><br/>His tail slithers between his legs to under his sister, his tail strongly and firmly wrapping around her tail, jerking and stroking it with his scaled surface as it creeps up towards her untouched back door, he drools so tip get bit moisture before it starts wiggle on her back door as he adds;<strong>"Few sensations beat a double penetration on women....I am going make this very memorable experience for you my dear sis."</strong>Then while hoisted up and filled with demonic cock, her rear door gets suddenly stretched and invaded by demonic tail! making things all more tigther in her sex and mixing sensation as cock and tail both move around inside her. While moving her hips and making her bust (what's left of it) jiggle around.