I Cover the Land with Rouge

Yan Lesui, originally the lady of the heir, is nearly killed by a concubine and her mother-in-law. At the last moment, Xie Lady from the Moonlight Pavilion saves her and teaches her exquisite seduction skills. Transformed and renamed Tangbai, she returns to the General's mansion with a captivating charm. She approaches Sheng Huaijin, helping him see the true nature of the concubine and ensuring the villains face consequences. Sheng Huaijin eventually recognizes her as his life-long wife, resolving their misunderstanding and finally becoming a couple.