Give in sister[R18]

 Suddenly, the figure of a black haired woman appeared on the bed, her face flushed and her violet eyes glistening slightly.

 She laid on her back, biting her lips in annoyance as she stared at the ceiling.

 Evelyn's body trembled as she looked at the figure lying on the bed, her heart pounding violently within her chest.

 There lying on the sheets, was none other than her!

 Her naked body glistened under the soft moonlight spilling through the window.

 Her breaths were heavy, and her chest kept rising and falling repeatedly.

 One of her hands slowly drifted downward, and her trembling legs spread apart.

 "I can't… hold it anymore…" She mumbled, her fingers softly grazing against her folds.

 "Nghh~" She moaned, feeling a shiver run down her spine.

 Her other hand clutched the sheets desperately, and her actions grew even more violent as she kept stroking her fingers through her little sister.