A humble young woman allows herself be manipulated by her twin sister to replace her so she can leave with another man.
Rebeca murders her sister Adriana to end up with the man she loved, and becomes the step mother of her niece Lucía. Nora, Lucía's half sister and daughter of Rebeca, resents Lucía for the same reasons Rebeca hated Adriana, as history repeats itself.
A prosperous businessman used to getting his way with women to boost his ego. He receives his comeuppance when he wakes one morning in the body of a woman. Desperate to revert to his original body, he struggles to protect his job and his relationships with his family and his best friend.
