The story follows a group of high school students who are chosen for an experimental program which bonds people together by forcing them to share each other's pain. The protagonist is a boy named Katsuhira Agata, who is somehow unable to feel any pain with the rest of the group comprised of his classmates.
Episode 1 Edit
Katsuhira's shirt flies up as he falls down a flight of stairs.
Episode 7 Edit
Tenga takes his shirt off before going for a shower.
Episode 9 Edit
Noriko unbuttons Katsuhira's shirt to see what is causing him pain.
Episode 10 EditKatsuhira unbuttons his shirt to reveal that his scar has vanished.
Episode 12 Edit
The bullies Yoshizawa and Kamaishi return only to get beaten up again.