Jane finds her life turned upside down when she is artificially inseminated by accident.

Jane contemplates a life-changing decision and questions Petra's ability to be a mother.

Jane experiences guilt concerning her feelings for Rafael, and she admits this to Michael. Meanwhile, an unwelcome visitor from Petra and Rafael's past surfaces; and Rogelio asks Xo to allow him to be involved in Jane's wedding.

Jane moves in with Michael after she gets mad at Xo, but then she reconsiders her hasty actions. Meanwhile, Rogelio grows anxious when Jane plans to meet with him; and Rafael and Petra continue to have marital problems.

Jane and Rafael both reveal shocking secrets to each other. Xo is excited when a music producer, Elliot, contacts her to record a demo, but little does she know that Rogelio had a hand in making it happen. Meanwhile, Michael is close to a big break in his case, and Petra finds new ways to make Rafael's life difficult.

Petra tries to get custody of the baby, all the while Michael tries to find proof Rafael may be Sin Rostro. Xiomara gets a record offer. Petra's identity is almost revealed.

A hurricane forces Jane to stay at the Marbella; Rogelio rushes to the hospital to comfort Xo; after getting his position back, Rafael is faced with a tough decision regarding layoffs.

Jane gets a big break in her career, but it all seems too good to be true, especially when it involves Rogelio. Rafael is stressed about Sin Rostro's connection to the hotel and begins to fear for his family's safety. Meanwhile, Petra's past is quickly catching up with her and she is disheartened when she learns the truth about someone very close to her.

A medical issue may cause Jane to miss her graduation; Michael thinks he has identified Sin Rostro.

News about their baby's health causes Jane and Rafael to revisit the idea of moving in together.

Jane is feeling distant from Rafael so she focuses on her writing instead, but is stuck with a case of writers block. When Jane runs into Michael he mentions a romance writing workshop, and she thinks she has found the solution. Petra has a solution to finding a musical performer for the Mirabella's Calle Ocho celebration, but it forces Rafael to ask Rogelio for help. Rogelio is struggling with his new character as a detective, so he gets the brilliant idea to shadow Michael for real cop experience. Meanwhile, Xo has made a decision about her life with Rogelio which causes a rift between her and Alba.

Jane (Gina Rodriguez) unintentionally ruins Rafael's (Justin Baldoni) chances of getting the hotel's liquor license back, but her attempt to help fix it means missing the Villanueva's Easter festivities. Rafael gets information about his birth mother from the private detective he has hired, but doesn't like what he hears. Rogelio's (Jaime Camil) mother, Liliana (Rita Moreno), comes for a visit but she and Xo (Andrea Navedo) do not have the best history. Alba (Ivonne Coll) takes a big step in the romance arena, but is shocked when she learns what Edward (guest star Cheech Marin) does for a living. Meanwhile, Petra (Yael Grobglas) becomes more convinced about the secret she thinks she has stumbled upon and enlists Michael's (Brett Dier) help to get confirmation.

Jane and Rafeal go to couples therapy in attempt to fix their broken relationship meanwhile, Xo feels guilty about kissing Marco the other night, Petra is kidnapped by Roman, and Michael learns a secret about Nadine. Petra's mother returns.

Jane needs Michael's help to prove that Petra is telling a lie. Xo tried to patch things up with Rogelio, and Alba starts remembering what happened when she fell down the stairs.

Sin Rostro makes a ransom demand after abducting Mateo; Rafael feels left out when Jane turns to Xo and Alba for help; Petra considers what she should do with Rafael's last sperm sample.

Jane receives Mateo back, but must face the brewing love triangle between her, Michael and Rafael. Xo and Rogelio must perform on a cruise ship as part of contract agreements. Lachlan returns from his trip and proposes a deal, but Petra and Rafael don't trust him. Meanwhile, Alba makes a change in her life.

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.

Jane and Michael's wedding plans go awry; Jane wants to change her graduate thesis but worries doing so will interfere with her big day; Rafael considers telling Jane about his feelings; Anezka has a health emergency; Xo gets unexpected news.

Jane is forced to make difficult choices when she learns that Michael was shot. Anezka pretends to be Petra while Rafael focuses on keeping Mateo safe. Rogelio tries to keep everything out of the press for Jane, but is forced to ask Xo's help with an awkward situation.

Jane (Gina Rodriguez) continues to work on her thesis and she decides to add Alba's (Ivonne Coll) estranged sister to the narrative, much to Alba's dismay. In order for Rogelio (Jaime Camil) to have a chance at being an American crossover star he decides to bring the Passions of Santos to The CW in hopes they will pick it up. Xo (Andrea Navedo) thinks about abandoning her dream of being a singer for something more realistic. Meanwhile, Luisa (guest star Yara Martinez) is forced to make a choice between her family or Rose (guest star Bridget Regan). Ivonne Coll and Justin Baldoni also star.

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 (Gina Rodriguez) has to learn how to handle her new love life, especially when the guy she is dating introduces her to his grandmother. Petra (Yael Grobglas) learns some interesting information about Chuck (guest star Johnny Messner). Xo (Andrea Navedo) and Rogelio (Jaime Camil) are eager to share their news with Jane, but want to try to take her feelings into consideration. Meanwhile, when Mateo starts asking questions, Jane and Rafael (Justin Baldoni) are forced to sit down with him and explain how their family came to be. Ivonne Coll also stars.

Jane is reunited with her first love, but Xo and Alba aren't as thrilled to see him.

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 must get over the newest hurdle in her life, which proves to be harder than she and Rafael would have hoped; Rogelio discovers that he and River are not as equal as he had thought.

Jane struggles to balance her time between writing a script for the network and writing a novel; Rafael is furious with Jane after she makes a medical appointment that he doesn't agree with; JR lands a job interview out of state

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.

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.