Lin Lan is an only child, but her grandma has always wanted a grandson. In order to fulfill her dream, her filial parents adopted a boy named Gu Sichen. Because Gu Sichen shared her parents' love, Lin Lan had always been wary of him. But Gu Sichen's care for her gradually melted the ice wall. In order to give Gu Sichen and Lin Lan a better education, their parents sent them to an aristocratic school. Unexpectedly, the rich young master actually fell in love with Lin Lan, who was new to school. In order to separate Gu Sichen and Lin Lan, he sent Gu Sichen to study abroad. But he didn't expect that Gu Sichen, who he had built with his own hands, would become his biggest business rival...