Ore no Imouto wa Seijun Bitch ~Oya ni wa Himitsu no Hamehame Seikatsu~ The Motion Anime

Ena Hoshizuki is an incredibly beautiful college girl with long black hair, a great figure (94/58/94) and a height of 159 cm. She's just a natural bitch who carefully selects guys for sex and they always become her personal "dogs". However, our heroine has long had a crush on her older brother Hoshizuki Soma, who is very popular with female students and always has no time to spend with his sister. Nevertheless, their parents went on vacation abroad, leaving the lustful Ena and her beloved brother Soma completely alone. The little sister is already preparing a plan, after which she will forever capture the heart of her beloved older brother...