Out of nowhere, Zombies begin to appear in the city so Mishiba, a simple store clerk, ends up running away. When he was about to die, an attractive young man who is part of the JSDF (Japan Self-Defense Force), Chigasaki, saves his life. But in exchange for continuing to protect him, he asks him to lend him his thighs so he can masturbate...?! A BL story full of eroticism and zombies!