Yodogawa Yuo Manga

.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!

Ryou had a sleepover and saw his friends - Issei and Tadahiro - kissing while they thought he was asleep. He asks them about it and feels betrayed as a childhood friend when they pretend nothing happened.Determined to catch them red-handed, Ryou ends up inside a closet with Issei's little brother - Yuusei -, who has a unexpected reaction to the situation.