I Just Traveled Through Time and Became a Fool, Surrounded by Five Sisters-In-Law

The Qin family is full of loyal men, and five of their sons died in the battle, leaving only a widow and the sixth young master Qin Lan who was born stupid. The old marshal entered the palace in tears and exchanged his seal for the princess to marry, just to save the last bit of the Qin family's blood. On the wedding day, Qin Lan fell off his horse and died, and the soul of the modern killer king came through! Bind the [Supreme Martial God System], and the novice gift package at the beginning will directly reach the level - Nine-Star Martial Lord! Looking at the room full of stunning sisters-in-law who were all dressed in plain clothes, and the arrogant princess with a look of disgust on her face... Qin Lan decided that he would take care of this fool! "Sister-in-law, Lan'er's head hurts so much that she has to rest her head here to sleep~" "Second sister-in-law, you're sweating while practicing your sword. Lan'er will help you wipe it off~" To the outside world, he is a hellish Shura. Anyone who touches the Qin family's evil scale will be killed without mercy! Internally, he is the only treasure of the Qin family, lingering in the gentle countryside.