The Desperate Son-in-law: Master of the Night

For three years, he lay low in Jiangcheng, enduring humiliation as a lowly son-in-law, all to keep a promise to protect her. The world saw him as a useless good-for-nothing, but he was secretly the sovereign of the night, overlooking the world! When the heartless Su family forced him out, and the cold wind broke his gentleness, the Lord of Chen returned, commanding countless forces! Those who wronged me, I repay a hundredfold! Those who abandoned me, you can never reach me again! Watch him turn the tide, sweep across all directions, and ascend to the ultimate peak! — Description from novelcodex.org