MTL - Road Survival, I Have a Hint System! - Chapter 1403 seek refuge

Polygamy is abolished.

We don’t have to force ourselves to live together anymore…

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world there exist huge humanoid weapons known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid Walter and Adeltrud Walter: together they will aim to become a Knight Runner, pilot of Silhoutte Knight.

Bai Aoxue, the best mercenary in the 21st century, is accidentally sent back to the Chengxi Dynasty in Great Continent due to an explosion in her mission, and trapped in the first daughter of Prime Minister. After her rebirth, she is set up by her father to marry the 5th prince Jun Yeyan who wears a mask all day long.
In the face of bloodthirsty enemies, discord between brothers, collusion among courtiers and invasion of enemy state, can Bai and Jun resolve the crises? What will happen to their political marriage? How will the fierce battle for the throne end?
With many twists and turns, the book brings you to experience palace revolution, love and hatred thousands of years ago.

- Description from Novelupdates

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.