Monica plays hide and seek with her friends, and thus meets a new neighbor; although her mother doesn't care. Days later Mónica disappears, in this way her mother realizes the big mistake she made.
Clara falls from the roof, so Emma blames her son Román for the accident, generating a feeling of guilt in him; that feeling becomes greater when they learn of the consequences of this event.
Manuel discovers his daughter kissing her boyfriend, he throws him out of his house, because he believes that he is not well, because of this, he tells his wife Gabriela that she must take care of their daughter.
Lucero and Alain love each other, but feel that their relationship falls into routine and monotony. Rodrigo, Alain's friend, advises him to renew himself by practicing dogging.
Sandra is mistreated by her boyfriend Jaime although she denies it. Jaime gets jealous, takes her out of the place, and they argue in the car, in a fit of fury he throws her out of the car.
Lucinda is very smart and pretty but bad at sports; on the other hand, Bernardo is the complete opposite of her, so they must unite skills to overcome her obstacles. In physics, opposite poles always attract.
Due to an explosion, the Maternal and Child Hospital is the place where many stories of the people who showed solidarity to help converge, becoming heroes.
Max is a womanizer that seeks to have sex with every girl in school and doesn't mind deceiving them. But after fooling Rebeca and making her lose her virginity she seeks revenge hurting the person he loves the most, his sister Natalia.
Bianca is a girl that is in love with a man older than her. Her parents don't agree with the relationship and they decide catch to him, with the support of the police, and try to make Bianca understand he is a pederast, but she denies it.
Nayeli is in love with William, and she dreams with him being her couple in her quinceañera party. But a cutest girl Leticia, is also interested in him, and both girls make a bet to see who will be the first to get a love kiss from him.