Vera Rose, the eldest daughter of the Rose family, sees through her fiancé Alex Hadley’s constant partiality toward Lily, her illegitimate half‑sister. After Alex shields her during a shooting incident, Vera chooses to take Lily’s place in a political marriage with Leon Costa, heir to the mafia Costa family, to cut ties with Alex. She lays careful plots in advance. At the wedding back home, she exposes Lily’s true identity and her father Henry’s schemes, shaking the Rose family.