The Prodigal Son of the Wei Dynasty Started with a Electromagnetic Gun.

A prodigal son of a cultivator who traveled through the troubled times of Wei and Jin Dynasties and was about to be kicked out of his house at the beginning? The enemy's troops are approaching the city, and the whole clan is waiting for me to kneel down and beg for mercy? Lee Seung-ki smiled! When the flying swords in the sky attack, my steel army fires thousands of cannons, blasting the enemy into ashes!