Julián is an ugly and unattractive guy; He does not know what it is to have a girlfriend and lives idealizing finding the perfect woman with whom he can marry, because he lives in the shadow of his friend Chucky, whom he sees has many women and wants to be like him. Bored, Julián decides to sign up for a marriage agency that claims to have the key to success in getting his better half.

Unwilling to let his daughter attend a high school trip unsupervised, a protective father and his charismatic mother-in-law show up to crash the party.