Soul Crossing Beiyong: the Counterattack of the Waste Prince!

Protagonist: Shangguan Yun Shangguan Yun, who was originally China's top special forces soldier, accidentally time-traveled into the body of Shangguan Yun, the prince of the Nanwang of Beiyong Town. Unexpectedly, he picked up a mess after time-traveling. After merging the memories of the original owner, he secretly cursed the original owner as a waste.