Synopsis
Military scientist Yan Nanfei unexpectedly travels through time, becoming a fallen person who is forced into a marriage with the son of a loyal minister. The mansion of the Marquis of Defense is framed and wrongfully accused. He uses the military supplies he carries with him and his exceptional intelligence to act discreetly, uphold justice, and secretly protect the four wives of the Yang family. Along the way, he uncovers the wrongful accusations, gains the allegiance of righteous men, and stab
