Inma Daitoshi: BEAST CITY

A new woman has appeared at 19-year-old Beast Hunter Mina's college. She appears to be the daughter of a wealthy industrialist, but deep within her lurks an evil unseen by human eyes. She seduces and destroys every male she comes across. But when she targets one of Mina's friends, she's gone too far...
(Source: Anime News Network)