[Travelling, historical fiction, decisive killing.
Lu Huaian traveled through time for many years and was named the Marquis of Ding'an.
On the night of their wedding, the emperor wanted to kill him out of suspicion, but the eldest princess chose to go along with the situation because she wanted to seize power.
By chance, he survived the catastrophe and was already at the border when he woke up. From then on, he went further and further on the road to developing science and technology.
His wife, who had no feelings at first, began to miss him.
