Yong'an, the capital city, fell into chaos due to the collapse of the West Canal. Shen Wen Qi, the Minister of Works in charge of the construction, was implicated overnight and thrown into prison. "When the nest is overturned, no egg remains intact." Shen Wen Qi's two daughters, Shen Ran and Shen Zhen, found themselves trapped in multiple dilemmas. Especially Shen Zhen, the youngest daughter, who had always been sheltered though resourceful, now found herself in the middle of a conspiracy. During this time, Lu Shi Yan, the imperial prosecutor responsible for investigating the case, was perplexed by recurring dreams of his entanglement with a mysterious woman. After verification, he discovered that the mysterious woman in his dreams was Shen Zhen, the daughter of the guilty official. Lu Shi Yan was doubtful but approached her anyways. As they delved into the West Canal case, they went through many trials and tribulations and developed a deep affection. With Shen Zhen's help, Lu Shi Yan uncovered the truth behind the case. However, with the real mastermind silently closing in on the two of them, how would their story end?