The Only One in a Lifetime

Zhang Wushuang, returned by her biological father, transforms into a noble lady. Determined to find true love for a lifetime, she refuses an arranged marriage to the powerful Sima Guang. Disguising her identity, she attends the academy to expose Sima Guang's faults and break off the engagement, navigating a battle of wits against her malicious and greedy adopted brother and sister. Along the way, she finds a kindred spirit in a humble scholar who recognizes her potential, and their affection grows. Unexpectedly, this beloved man is none other than Sima Guang, the fiancée she has repeatedly rejected. After their identities are revealed, they confess their feelings, seal their fate, and vow to be each other's only love for a lifetime.