A marriage alliance forms between the Sutton sisters and Ford brothers. Younger sister Vivian Sutton is to marry superstar Aiden Ford. Older sister, a CEO, is to marry Conrad Ford, head of the Ford family. On their wedding night, the sisters go to the wrong suites. Younger sister ends up with older brother, older sister with younger brother. They swap partners. After marriage, they develop feelings, but clashing personalities lead to crises, testing their marriages.