Gore/Scary perhaps?

Plagued by visions of a psychopath after a slaughter in a busy street in downtown Ikebukuro, Madoka must question her own sanity as to whether what she is seeing is actually happening.

A deformed female human goes out with a pumpkin on her head to kill all those who bullied her in the past after escaping from a mental hospital.

The Nagare family had a happy home with three parents and three children. However, their son Kiritaka was secretly bullied at school. Then, an incident occurs, and the mother Mari's love for her son goes out of control.

A black comedy about a father and son who move into a new town where everything is just plain weird as they struggle to find work and get about their daily lives

forbidden! Kaworu, the "public disciplinary commissioner of justice," uses a chainsaw to purge all the men of their sins in order to protect the purity of the girls! Standing in Kaworu's way is the "boy with high femininity," Takahisa, and Kaworu's sister, Mari, the "demon public disciplinary commissioner." In this parallel world of "Freak Island" set in Santa Maria Academy, a storm of blood and love is about to... erupt!!?