Sinister Knight: Dawn Of A Sinful Calamity

Dying after experiencing the cruel side of humanity, when Blake is transmigrated into a world of magic and flying dragons, he is fully focused on accomplishing his goals but then.

[Ding! Welcome host to The Lust System.
What is more fun than becoming more powerful as you have pleasure.]

"That damned woman, what the hell is this, I'm here to conquer a realm, not play around" Blake thought, but he was immediately hit with another surprise,

[Ding! Error, Failed to fully bond with host.....,, rebooting]

[Ding! welcome host to the Sinister System.]

From a follower of Lilith to a target of the underworld, how is Blake going to explain to the rulers of hell that he now commands their sins.