Serapetit! "Seraph of the End" four-frame manga

Serapetit! "Seraph of the End" four-frame manga (せらぷち!〜終わりのセラフ４コマ編〜) is a spin-off gag manga made to commemorate the Seraph of the End anime adaptation, written and illustrated by Ren Aokita.

The manga was serialized in Jump SQ.19's seventeenth and eighteenth volumes from December 2014 to February 2015, but later transferred on to Jump SQ.

The manga has also been published on Owari no Seraph.Com. As of December 4, 2015, only one tankōbon volume has been released.

Plot
In order for Yūichirō Hyakuya to get revenge on the vampires, Guren Ichinose commands him to go to school and make friends. However, Shinoa Hīragi, a self-proclaimed beauty, Yoichi Saotome, a kid who is always bullied and Shihō Kimizuki, a troublesome guy have appeared before him...

This is the official 4-koma spin-off series from Owari no Seraph!