Misidentified as the true daughter of the Jiang family, Jiang Xixi has spent years wandering outside, developing a bold and decisive personality. To raise money for her subordinate brother's education, she agrees to a ten-million-yuan betrothal gift to flash-marriage Xiao Junyan, the CEO of the Xiao Group, becoming the stepmother to two orphan girls. Using her straightforward and sharp-tongued approach to protect the two children, she slaps down elite controversies and harsh relatives, while unexpectedly discovering her husband is an old acquaintance from her youth. Together, the two unravel family secrets, clear up inner courtyard disputes, and harvest a mutually rushing love alongside a complete family of four.