Demon Hunting.

Demon Hunting is a Japanese made-for-television horror movie. It originally aired as the second episode of Series Kyōfu Yawa in 2003. Nozomi Ando stars as Michiru, a teenager who makes a pact with a demon to kill the rival classmate who's dating the teacher she is in love with herself, Mr. Kamata (Hideo Sakaki). While she's at it, she also asks to see the world destroyed. Her memory of this pact is erased and eventually her wishes begin to come true...