"Cilantro y perejil" is a comedy about couples from the same family, hit by the economic crisis in Mexico. The plot turns around the eternal question of whether it is worth it to live as a couple. The conclusions are fun, unpredictable and very human. After ending a ten-year marriage, Carlos and Susana try to fall in love with other people without success. As the days go by, Carlos realizes that without Susana he is unable to do many things, including distinguishing cilantro from parsley.

Irina, who has had a difficult childhood, as she has seen her own mother die, meets Leonel who, likewise, suffered from a very controlling and violent father. They both fall in love and decide to live together. Her passion finds an end when Leonel starts cheating on her with other women. Thanks to a private detective, Irina discovers it, and panics when she finds out that these lovers have been dying one after another.