Dungeon Builder: The Demon King's Labyrinth is a Modern City! (Manga) Vol. 6

A DUNGEON PLOTS AND PLUNDERS!

After obtaining a forbidden power, Procel learns of a senior demon lord’s plot against him. Unwilling to let another lord belittle his townspeople or force them to submit to outside rule, Procel plans a counterstrike against the oppressive neighboring town, Eklava. But as fear and despair grow, so too does Procel’s untapped power as a demon lord. When that growing power puts his best friend Marco at risk, more fire power will be needed to beat back Eklava and its oppressive demon lord!Rui Tsukiyo is a Japanese author best known for a number of fantasy light novels, including Dungeon Builder.

Hideaki Yoshikawa is best known as the author and artist of The Other Side of Secret and the artist of the manga Dungeon Builder.