MTL - Heroes of Marvel - Chapter 1295 exchange

Leon Walker, the world-weary genius of modern world, is killed in a freak accident — the notorious Truck-Kun makes an appearance. Death is only the start. He finds himself reborn in a new world, Galvia, reincarnated into the strong but failing body of Duke Leon Moonwalker, one of the only three Grand Dukes of the Moonstone Kingdom, a minor but strategically powerful kingdom within Galvia. As Leon attempts to understand his new world, a strange voice resonates in his head. “Supreme Spouse System Activated.”.

Let go of your burden and chase the footsteps of your predecessors from the shadow.

Blinded in the past life, hence train the body to locate enemy by sound.

Upon rebirth, using the future information, obtain the best equipment! Purgatory transcript on strategy! The strongest thief skills!

With a dagger in my hands, slaughter the world of those who oppose me.

Traditions does not die only fade away

- Description from Novelupdates

These days, could one really time-travel just by dreaming? And to become a silly princess at that. Well, marrying a domineering man wasn't too bad. His taking a concubine wasn't the end of the world either. But why was she forbidden from liking anything except him? That was just too domineering! She had to escape! Ah, but upon escaping, she realized he was a half-demon who didn't understand love... and, moreover, a half-demon who had a three-lives connection with her...

Lucia grew up not knowing she was a princess.