Twenty years ago, two baby girls were secretly exchanged in the delivery room of the county hospital. Ling Wanxing lived in poverty, ate corn, worked early and late to support his paralyzed adoptive father, and was scolded as a "loser" by his adoptive mother; Shen Yurou wore gold and silver in a wealthy family, and was treated like a princess by stars, with a temper as big as a firecracker. Twenty years later, his adoptive father was seriously ill and needed a blood transfusion. Ling Wanxing's blood type turned out to be different from that of his adoptive parents! Paternity test reveals shocking secret...