A will forces brothers Adolfo and Federico to live together for a year. Though both are married, they sleep with each other's wives.

Mariano is devastated after his girlfriend breaks up with him, so he considers committing suicide. In an effort to comfort him, his brother Javier hires a prostitute, who is also a thief.

Newlyweds Mario and Diana discover they have no chemistry. She starts to fall in love with her boss and does not realize her husband also loves another person.