7-Sins: Everyday Apocalypse

is a Japanese manga created by Funa Yukina serialized on KADOKAWA's Monthly Comic Alive magazine from December 27, 2016 to June 27, 2017. The volume was released under the MF Comic Alive Series imprint on April 22, 2017.

Plot
When the Christian Pope Gregory I decided that humanity has the possibility of falling down the path of evil, a source divided between the 7 cardinal vices, the Seven Mortal Sins. The beautiful demon lords who govern each of the sins, they descend to the human realm to obtain followers to their side, and even reign among them.