Three Brothers Arrive, Baby Sister Protected — Episode 1

Gu Nianqing has been married into the Zhou family for three years, enduring constant oppression and humiliation from her mother-in-law. Her mother-in-law forces her to care for her husband's pregnant distant cousin, who is actually his mistress. Meanwhile, Gu Nianqing's three long-lost brothers finally locate her, and the third brother sets off for City A to bring her home.