Ning Yi arrives in the Wu Dynasty of an alternate history with a secret: he was once a business elite in another life, and he now keeps his commercial talent hidden so he can chase his childhood dream of becoming a martial arts hero. The world proves far less simple than he expected. Having married into the Su family as a lowly son-in-law, he finds himself caught up in major court cases while powerful enemies threaten his new household. The show is a romantic comedy with a slice of life touch, played out over twelve episodes.