Su Xian'er, the daughter of the Su family, faces a broken engagement on her wedding day, and her family's long-managed company falls into crisis. Left with no other way out, she marries Dongfang Yan, who appears simple-minded. In reality, Dongfang Yan is the heir of the Dongfang family, temporarily hiding his identity due to family changes. Recognizing that Su Xian'er is the girl who saved him seven years ago, he silently guards her by his side and helps her through her business difficulties. Having cleared up misunderstandings and opened their hearts to each other, the two finally step into marriage together, harvesting true happiness.