One morning, Rebeca wakes up to discover that her weight has drastically increased without her experiencing any change in her appearance. As the story evolves, Rebeca, overwhelmed by her weight, that keeps increasing even more at each moment; tries to develop her daily life as usual, until it becomes completely impossible. From that moment on, Rebeca suffers a progressive deterioration that starts affecting the people around her.

A dispute for the inheritance of the father of this family is the motor for this comedy, where siblings Andrea and Hector start a discussion with their aunt, who turns out to be the universal heiress of their father's because they don't comply with the rules established by their father.

讲述了凶残的巴拉德罗姐妹的犯罪故事，其犯罪行为受到墨西哥连环杀手拉斯波奎安奇斯的启发。