Catgirls And Dungeons - Chapter 64: Start of the night (R-18)

Our protagonist Caam is a man from Earth that was reincarnated into this world as a demon. In order to survive, he spared no effort in avoiding the sparks of battle and without noticing it, he became strong himself.

This is a world shrouded in darkness, and the pervasive black mist erodes all living beings.

Only fire can dispel the darkness and protect mankind.

But the firewood will eventually run out, the fire will eventually go out, and humanity will eventually perish.

until Rhodes came.

- Description from novelbuddy

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates

Xu Ke, the live-in son-in-law who had always been humiliated in the Lin Family, suffered countless indignities in this prestigious household.But who would have known that he was actually the heir of a top-tier wealthy family in the capital? When he inherits the family business, those who once scorned him can only look up to him.