Jane finally learns to trust other people with the baby, and celebrates a birthday, half- exhausted. Several conflicted feelings later, Jane decides who she wants to be with.

Jane and Rafael begin estate planning for Mateo, but when Jane realizes that Mateo will inherit millions, she worries he will become spoiled. Jane is also finally starting graduate school, but her professor is not sympathetic to her situation. Rogelio's famous show is ending, so he decides to create his own show, with Xo's encouragement. Petra is shocked to learn what she is having and turns to Jane for advice and help in getting her mother out of prison. Meanwhile, after Michael's issues at work, he has decided to go rogue and is even more determined to catch Sin Rostro.

Rafael and Petra are new parents but Petra is already back to work and appears to be not interested in motherhood. Xo has invited Alba's old flame Pablo to visit. This does not sit well with Alba as she believes Pablo is cursed and will bring bad luck. Jane is growing concerned that she can't get in touch with her father, Rogelio, who is being held captive by Lola.

Jane struggles with an overwhelming schedule, her adviser's approval of her work, and Rogelio's active role in the wedding. Petra learns the tale of her sister's journey to meet her. Raphael pursues a new investment opportunity. Rogelio searches for a far-fetched solution to a recent mistake.

Jane (Gina Rodriguez) has made big plans to celebrate Mateo's first birthday, but things start to fall apart when she learns there might be an issue with her wedding venue. Rogelio (Jaime Camil) faces a challenge on set that could jeopardize Jane's big day. Jane is excited when Alba (Ivonne Coll) gives her a lead on a book publisher, but soon begins having doubts about her writing. Jane and Petra (Yael Grobglas) try to help Rafael (Justin Baldoni) figure out his troubles, but they have differing opinions on how to handle the situation. Meanwhile, Michael (Brett Dier) is convinced that Derek (guest star Mat Vairo) is really in cahoots with Mutter (guest star Fabiana Udenio) and has a plan to prove it. Andrea Navedo also stars.

Alba lets Jane read the letters from her estranged sister as long as she doesn't reach out to her family; Rafael suspects something different with Petra; Michael and Rafael try to create a civil friendship.

Working in publishing is not what Jane thought it would be, until she learns about a showcase for up and coming writers. With Petra helming the Marbella, she decides to rebrand the hotel, but quickly butts heads with the rival hotel next door. Rogelio and Darci have made a new arrangement which has put a strain on his relationship with Xo. Meanwhile, Jane and Rafael try to figure out the best solution to Mateo's behavioral issues and they both seem to have different approaches.

When Jane quits her job she realized that she made a terrible mistake. Petra and Rafael deal with the after-math of Scott's murder, starting with the new lounge manager.

When Jane messes up at Mateo's school, Petra convinces Jane to help with the preschool fundraiser to get in the good graces of the preschool's director.

Jane (Gina Rodriguez) feels guilty that she isn't around for Mateo as much as she would like, so she decides to run for Room Mom against none other than perfect mom, Petra (Yael Grobglas). With the help of Jane and Xo (Andrea Navedo), Alba (Ivonne Coll) tries to impress her crush, but it doesn't go as smoothly as planned. Rafael (Justin Baldoni) tries to be there for both Jane and Petra. Meanwhile, Rogelio (Jaime Camil) tries to slyly get information from Mateo about Xo and Bruce's (guest star Ricardo Chavira) relationship.

Jane turns to Rafael and Petra for advice on getting back into the dating scene.Alba takes Jane and Xo's advice on Jorge. Petra learns Chuck is talking to the police.

Jane is ready for some casual dating and is pleasantly surprised when her date actually helps her fix things with Lina (guest star Diane Guerrero). Petra follows a lead with the help of Chuck that could help her sister's case. Rafael takes Jane's advice and tries to come clean with Petra. Rogelio is angry with Xo when she blows him off, but is shocked when he learns the reason why. Meanwhile, Alba (Ivonne Coll) is appalled by a comment a customer makes in the gift shop and decides to take a political stance.

Jane and Fabian are not on the same page when it comes to their relationship, which makes it hard for Jane to ask him for a favor. Petra and Rafael both turn to Jane for advice, but Jane is determined not to get involved. Meanwhile, Jane volunteers to help Xo and Rogelio, but might have bitten off more than she can chew.

Jane struggles to find the right words for Rogelio and Xo's ceremony, when she learns about a mysterious letter that Michael wrote before their wedding. Rogelio and Xo are excited for their big day, but Rogelio gets some shocking news that could put things on hold. Once again Rafael is upset with Luisa and asks her to leave, but Luisa has a plan of her own. Meanwhile, Petra is skeptical about Jane's feelings for Rafael which leads her to make a rash decision. Ivonne Coll also stars.

Adam reveals his dating past to Jane and it puts a strain on their relationship; Lina seeks Jane's advice about whether she should get married; Petra hears some important information that could help Rafael get the hotel back; Xo asks Rogelio to consider having a medical procedure done, but he is very hesitant.

Jane's book is coming out, but her plans to have a party at the local bookstore where she was inspired to be a writer hit a snag.

Jane goes on her book tour.

After Jane and Rafael decide to send Mateo to a new school, they become guilt-ridden when they are forced to lie to get him in. After Xo convinces Rogelio to attend therapy they both are surprised by their emotions. Meanwhile, Petra finds herself in big trouble with no one to turn to for help, not even Rafael.

When Jane and Rafael realize that the uncertain state of their relationship is stressing out Mateo, they decide that they need to make a decision. Petra is on the outs with Jane and Rafael after the Luisa fiasco so she tries to figure out a way to get back into their good graces. Meanwhile, Rogelio and Xo are both contemplating their career choices.

Jane gets back to her teaching roots and sees her former professor in a different light.

Jane's fixation on a negative review has left her with writer's block, so Rogelio suggests she take a class to help. With the encouragement of Jane, Rafael is ready to dig into his past. Rogelio is trying to make things less about him and more about Xo, but he grows suspicious when he learns she is keeping a secret from him. Meanwhile, Petra tests the loyalty of her lawyer.

When Jane, Rogelio, and Alba learn what is going on with Xo, they all try to comfort her, but Xo insists that they let her live her life. Rogelio finally gets River Fields to agree to meet with him, but he learns that River has another plan in mind. Rafael is on a mission to find his sister, who might have the information he has been seeking. Meanwhile, Jane is upset with Petra after her girls spill a secret to Mateo.

Jane believes she and Rafael are in a good place until she realizes he is keeping a secret from her. Alba's big day has finally arrived, and Jane, Xo and Rogelio are ready to celebrate but Alba has other plans. Petra and JR make a decision about their future that neither of them saw coming. Meanwhile, River spends the week with Rogelio in order to help them be believable as a married couple, but she soon starts to take her role too seriously.

Jorge has officially moved into Alba's house; Rafael and Jane work on their co-parenting of Mateo; Rogelio has a new set of unexpected problems; Xo is nervous about the results of her PET scan.

After Rafael witnesses Mateo's behavior at school, he wants to take a different approach to his treatment; Rogelio is paranoid that River is plotting her revenge; Jane convinces Petra to go out after she learns that Rafael is dating.

With Jane (Gina Rodriguez) and Rafael (Justin Baldoni) finally in a good place, they are concerned to discover Mateo's treatment might be a problem. Alba (Ivonne Coll) and Rogelio (Jaime Camil) are worried about Xo's (Andrea Navedo) recent behavior. Meanwhile, Petra (Yael Grobglas) is secretly pleased when Rafael and Jane begin fighting over her.

Jane is excited when Lina comes to town until she asks for a favor. Petra and Raphael are working together again, but that brings up old tensions. Rogelio pressures the network to pick up his pilot.

Jane is feeling good about her publish prospects until an unexpected problem arises. Rafael's working relationship with Petra is going so well that she makes him an unexpected offer.

Jane (Gina Rodriguez) and Rafael (Justin Baldoni) are finally getting ready for their big day, but Rafael's desire to help Jane's writing dream lands him in trouble. Xo (Andrea Navedo) and Rogelio (Jaime Camil) must tell the family about their decision, and not everyone takes it well. Meanwhile, Petra (Yael Grobglas) struggles with her emotions.