Doris Bessudo returns to Mexico City. Renowned Mexican singer and actor, Fernando Allende and his wife Mari, anticipate the arrival of their son. Oscar Madrazo returns home from a vacation. All three families reunite, but old rivalries arise.

Elan and Jenny kick off their music career by signing with a major Mexican record label; Adan auditions for the talent show, "La Voz;" Doris adjusts to working at home; she convinces Raquel to attend Oscar and Paulina's Canasta party.

Oscar's birthday begins with a mariachi band and ends with a wild S&M themed party; Jenny and Elan move their kids to Mexico; Adan worries he made the wrong decision about "La Voz."

The families celebrate Mari and Fernando's 31st wedding anniversary on the canals of Xochimilco; Adan brings Doris along to a recording session with Ricky Martin's producer; Jenny and Elan record new songs; tensions reach a boiling point.

Jenny and Elan move into their own place and embrace living in Mexico by taking their kids to visit a true Mexican market. Meanwhile, Oscar officially puts himself on the market in his search for love. Raquel and Doris cook up a plan to introduce the Madrazos and Allendes to their Jewish culture. While Fernando and Mari paint themselves into a grudge-holding corner, Jenny and Elan dread seeing them at Doris' Shabbat Dinner for the first time since their explosive fight.

Adan and Elan attend a Lucha Libre match. Oscar and Paulina take their kids on a hot air balloon ride, during which Oscar summons the courage to tell them he’s been seeing someone; Raquel and Doris are interviewed by Mexico’s premiere magazine.

Raquel considers getting back into the dating world; Oscar decides to bring Tarek to Doris’ event, but he flips-flops after realizing that he’ll be introducing him to friends, his mother and Paulina; Doris and Mari play tug of war with Adan’s career.

Doris investigates Sam's background; Jenny decides to set her friend up with Adan; Mari reels from her talk with Doris, and daggers are thrown when the two reunite at Oscar and Paulina's Que Madrazo anniversary party.

Mari reveals what Doris said at the Que Madrazo party, but Adan refuses to be put in a corner; Doris helps her mother launch a line of skin care creams, but Raquel still won’t tell her what the secret ingredients are; Jenny’s ecstatic that her matchmaking skills seemed to have worked with Adan and Maria Paz; and Mari believes outside forces are to blame for Adan breaking the family chains.

In the season finale, Raquel invites Doris to sit for a portrait and Doris happily realizes that her mom is doing much better. Upset that Adan is still staying with Jenny and Elan, Mari channels all her energy into getting her son home. Meanwhile, Oscar is ready to take the next step with Tarek, and introduces him to his children. Jenny and Elan worry when Adan abruptly leaves their house in the middle of the night after a mysterious phone call. At Lunario, the dynasties reunite.