Denpa Teki no Kanojo

The anime started with a rape scene so naturally I was excited intrigued.Denpa Teki no Kanojo tells the story of one delinquent Juuzawa Juu. One day he met Ame Ochibana who pledge her body/soul/heart to Juuzawa, claiming that she and he are linked in their previous life. Their story is alternate with some gruesome murder scenes which of course needs to be solved.The day he met Ame, his class