Yandere Imouto ni Aisaresugite Kozukuri Kankin Seikatsu

Ayane is in love with Tomoya, Her Onii-chan. But, their childhood friend, Sayaka is trying to split them up. Ayane is not going to let that happen, No one can take Onii-chan away from her. Her plan? She wants Onii-chan only for herself, and she is...