One day after school, he discovers and impulsively steals the gym clothes of Nanako Saeki, the classmate he has a crush on. However, a lonely girl named Sawa Nakamura happens to catch him in the act. Nakamura blackmails Kasuga into a "contract," under the threat of revealing his secret.

    . . .When you thirst for revenge, there’s a surefire way to get it: Simply go to the strange website that appears only at midnight, and enter the name of your enemy. The Hell Girl will appear to drag your tormentor to eternal damnation. But you will have to pay a price . . . your soul!

    Please also note that book records based on scanlations are not allowed on GR due to the illegal nature of scanlations. Abuse is subject to report to GR staff.This is NOT A BOOT but a loose chapter not separated as a unity.Also called "Chapter 0", is a 45-page one-shot manga of the Haikyū!! series, written and illustrated by Haruichi Furudate. This later successfully became a series. In the early April of 2011, the Karasuno High School Volleyball Team was famous for its practices in matches. One day, a boy named Shōyō Hinata wants to be part of the team as its ace. Hinata is vertically challenged and the team has poor teamwork, but will they be able to beat the private school, Hanagata Academy, who challenged them to a practice match?