6HP - Six Hearts Princess

Haruka Hanito is a second year high school student attending Hinomori Gakuen. He belongs to the drama club and wrote the script for the stage to be presented at the school festival. A monster called a sinful beast appears in the city of the forest at night where Haruka lives and attacks people and the city. However, there was a Heart Princess in Yonomori City who fights against the beast of sin.