I Marry the Marquis Instead of the Crown Prince

Shen Fu, a merchant's daughter, is betrothed to the Marquis family due to her natural fertility, but she is publicly humiliated by Crown Prince Xiao Hua Xu on her wedding day. Decisively breaking off the engagement, she accepts the Marquis Xiao Yanli's proposal with her grandmother and aunt's support, becoming the Crown Prince's stepmother. Using her wit and martial skills, she fights against the resentful Xiao Hua Xu and his childhood friend Liu Wan'er within the Marquis household, repeatedly thwarting their plots while gradually winning Xiao Yanli's true love. In the end, Shen Fu exposes Xiao Hua Xu's assassination conspiracy, causing him to lose his reputation, solidifies her position as the head of the Marquis household, bears heirs for the family, and completely turns her destiny around.