Penelope tries to convince her feminist daughter Elena to have a traditional quinceañera to celebrate her 15th birthday and to honor her Cuban roots.
When Penelope and Elena complain about not being taken seriously as women at work and school, Lydia offers advice from an older generation.
When Lydia disappears after a heated argument with her daughter about religion, the smooth running of the household falls apart in her absence.
Penelope suddenly finds herself back in the dating game after Schneider shows her how to use an online app for meeting people.
Lydia grows suspicious of Elena and Carmen's intense relationship. Penelope later discovers that the inseparable friends are keeping a big secret.
When Penelope's faithful car finally breaks down for good and she's forced to trade it in, she meets a kindred spirit in the unlikeliest of places.
While navigating her way through an endless maze of red tape with Veterans Affairs to make a medical appointment, Penelope reaches her breaking point.
Penelope tells her family she has a date and Lydia says she's going to church, but each secretly goes elsewhere. Meanwhile, Elena tests an attraction.
Elena gets a congratulatory letter that leaves a bitter taste in her mouth. For a school project, Alex interviews Lydia, who reveals a family secret.
When Penelope finds porn on Alex's laptop, she struggles to talk to him about sex, but their reluctant conversation leads to a surprising discovery.
Although she wants to be accepting and open-minded, Penelope feels weird about Elena's revelation. Seeking advice, she makes an unexpected connection.
Just when Penelope starts to date again, her estranged husband Victor makes a surprise visit home that rekindles old feelings between them.
Everyone pitches in to prepare for Elena's quinceañera. While rehearsing their father-daughter dance, Elena reveals a truth about herself to her dad.
Penelope worries about changes she sees in Alex, who gets in trouble at school. Elena wonders if others are misidentifying her based on her appearance.
When juggling family, work and college proves too much for Penelope, Schneider offers her a way to sharpen her focus and improve her test grades.
Lydia gives Elena advice on approaching her crush. After running into a hunky Army buddy who's also single again, Penelope rethinks her dating rules.
Elena is horrified to learn that her grandmother doesn’t vote. Penelope teaches her son all her tricks on how to save money at the movie theater.
Penelope's furtive date at home with Max is interrupted when a neighborhood lockdown brings the rest of the family back early.
To teach Alex the value of a dollar, Penelope forces him to take a summer job at her workplace. Meanwhile, Elena finds a way to get paid for her hobby.
Lydia learns Dr. Berkowitz is going to the opera without her. When Schneider asks if she and Max are exclusive, Penelope realizes it's time for a talk.
Penelope recalls Elena's birth in 2001, and how an unexpected turn of events drastically changed the life plans she and her husband had made.
Feeling like she's finally got her life together, Penelope unwisely stops taking her antidepressants so she doesn't have to tell Max she's on them.
As Schneider's trainee, Elena learns there's more to being a building super than fixing things. Penelope battles Lydia over the space in their garage.
At the kids' school dance, Elena tries to appear popular in front of Syd, and chaperones Penelope and Max reach a milestone in their relationship.
Lydia and Schneider take their U.S. citizenship tests. Penelope wonders if she'd be willing to have another child to fulfill Max's wish to be a dad.
A medical emergency brings bedside visits, admissions of regret, moments of realization, declarations of love and an out-of-body experience.
At a relative's funeral, Penelope urges Lydia to end a petty feud with her sister, and Elena wonders if her cousin Pilar is gay.
When Penelope discovers Alex's secret Instagram account, his crass posts spark an intense family discussion about consent and harassment.
Elena hides her grandmother's high heels. Penelope starts to see a male friend in a new way. Schneider meets a kindred spirit at the school auction.
Sibling rivalry rears its ugly head when Penelope's brother, who can do no wrong in their mother's eyes, shows up during a family getaway to San Diego.
Penelope catches Alex smoking pot at a concert. When Lydia develops a cough at the opera, she tries Dr. B's special lozenges.
Rain ruins Valentine's Day plans, causing more than one couple to have their first fight. Schneider tries to hide his wealthy background from Avery.
Penelope finds out Elena and Syd secretly got a hotel room. A grounded Alex enlists Lydia to stand in line to buy him the latest designer sneakers.
Penelope feels hurt after seeing an item on her mom's "bouquet list" that's about her. Dr. B finds the key to teaching a struggling Elena how to drive.
When Penelope has anxiety attacks, her support group helps her figure out what's triggering her, how to cope and why she's not telling her kids.
Schneider makes a big decision in order to please his visiting father -- at the expense of Penelope's family. Lydia finds Alex's confiscated pot.
When her ex-husband introduces the family to his new girlfriend, Penelope feels unexpectedly resentful and comes to a realization about Mateo.
After putting Alex in a difficult position, Schneider gets tough love from Penelope. Dr. B consults Lydia's bouquet list for "non-iversary" gift ideas.
At her ex's wedding, Penelope experiences a surreal conversation. Elena finds she has more she needs to say to her father. Dr. B gives Lydia her gift.