An old affair from their youth brings a childhood engagement back into discussion, but the groom-to-be is now the elder brother. The male lead, Su Qiubai, is a ruthless killer with a deep patriotism, fighting the enemy and resisting the Japanese. He also bears the responsibility of finding the truth behind his younger brother’s disappearance. Every clue points to the Wen family. Wen Shihua, the orphaned daughter of the Wen family, was originally meant to marry his younger brother in the future. But after the boy went missing in childhood, the two families let the matter drop. To uncover the truth, Su Qiubai agrees to the Wen family’s proposal to honor the old engagement. Later, he discovers a shocking secret. After overcoming countless obstacles and misunderstandings, they finally manage to be together.
