The older sister, Kylie Shaw, is set to marry Chad Fuller, the head of the Fuller family. Meanwhile, the younger sister, Willow Shaw, is to wed Ethan Fuller, a celebrity. On their wedding night, the sisters mistakenly enter each other's rooms. When they realize the mistake the next day, Kylie decisively declares that what's done is done. After the marriage, clashes arise due to their vastly different personalities.
