A Useless Bastard? I'm Better Than My Legitimate Son!

Yuan Kuo was a delivery boy in his previous life. In order to deliver the food in time, he was hit by a car and died. He traveled to the ancient times called Daqian and became a concubine of the Yuan family. The Yuan family is the first family in Yuanjia Town. Although the family has no fame, no one dares to mess with it in the entire Yuanjia Town. After time travel, with the help of some kind of jade pendant, I will be invincible in the world.