Omniscient Reader's Viewpoint, Vol. 4 by UMI

At this rate... Junghyeok Yu will die today. Dokja has his hands full dealing with relentless monster attacks, as well as the Landlord Coalition’s tyranny. But when Junghyeok disappears amid the chaos, Dokja is faced with a chilling question?when the main character of this universe dies, what happens to the rest of the world? Not wanting to find out, he ventures into the Cinema Dungeon to find the missing Regressor!