Killing Bites
キリングバイツ (original)
Yuya Nomoto, an ordinary college student, met a mysterious high-school student called Hitomi. At a deserted landfill, he saw her transform into a beast and fight a Leo monster. They're Brutes who have brains of humans and fangs of beasts. Hitomi is a Ratel, a Brute with the strongest killer instinct. Nomoto gets involved in their battles called Killing Bites.
Starring Sora Amamiya, Maaya Uchida, Wataru Hatano, Minami Tanaka, Sumire Uesaka
It's a animation and crime show, and has a rating of 6.3 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from Finland.