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

Jane attempts to sort things out with Rafael. Xo is left feeling surprised by Rogelio's reaction after she reveals a secret. Michael makes an surprising discovery concerning Sin Rostro.

Jane starts to go into labor after insisting that Xo and Rogelio go to Las Vegas for their show.

After Jane discovers Mateo’s abduction, chaos ensues, especially when they all learn Sin Rostro is involved and demanding a ransom. Jane must also focus on motherhood and turns to Xo and Alba for help, leaving Rafael feeling left out. Meanwhile, Petra is conflicted with what to do with Rafael’s remaining sperm sample.

As Jane tries to juggle motherhood and school, she forgets to plan Lina's surprise 25th birthday party leading to friction between the best friends. Rafael tells Jane that he still wants a romantic relationship with her, but she is blindsided when he asks for joint custody. Petra tries to enlist Michael's help to keep Jane and Rafael apart. Rogelio's ex-wife, Luciana, is blackmailing him with secrets from years ago to get her role back on "The Passions of Santos." Meanwhile, Michael gets a new partner and a possible lead in the Sin Rostro case.

Jane and Rafael interview potential babysitters to help take some of the pressure off everyone, but Jane has specific and lengthy requirements. Jane attends her graduate school's Christmas party in hopes of finding the perfect writing advisor, but things don't go quite as planned. Rogelio is faced with a tough decision about the direction of his life. Petra wants a friendship with Jane, but her mother's antics once again thwart those efforts. Meanwhile, Michael's suspicions have turned out to be true and he thinks he has discovered a lead on a possible rival to Sin Rostro.

In the middle of the night, Jane gets a burst of creative energy and starts her thesis. Unfortunately, Mateo spills orange juice all over her computer causing it to crash and Jane loses all her hard work. When Jane brings her computer to be fixed, she meets Dax and with the urging of her friend Lina (guest star Diane Guerrero), Jane considers dating again. Rogelio decides to have his mother Liliana become his manager, but soon realizes that was not the best decision. When Rafael comes to after being attacked by his mother now known to be the crime lord Mutter, he goes to Michael.

Jane and Michael are back together – almost! Jane attempts to get Rafael and Michael to reconcile, but it doesn’t go well. While Rafael is sulking over losing Jane, he is ignoring Petra and her pregnancy needs. Xo and Rogelio have broken up over the baby issue, but they are still acting like a couple, something Jane sees as a problem. Rogelio hires a new assistant, Paolo, who appears too good to be true.

Jane and Michael's wedding plans are side tracked when the Villanueva house is ruined by a flood. Jane is looking to have a small wedding, but Rogelio wants nothing more than to throw Jane a big blow out wedding so he can invite all his celebrity friends. Jane and Michael are also looking for the perfect home to move into and when they find a place 45 minutes away, Rafael has an issue being that far from Mateo. Petra is still having trouble adjusting to motherhood.

Jane takes on additional shifts at the Marbella to make some extra money, but it starts cutting into her time with Mateo. Jane and Rafael agree that they need a formal custody agreement and decide to use a mediator to help make it more amicable. Xo takes an acting role on Rogelio's telenovela and they are both surprised with her performance. Michael gets called into his boss' office after a newspaper runs a story on him and Sin Rostro. Meanwhile, Petra confronts Rafael when she learns that the twins' trust fund is different from Jane's arrangement.

After moving up the wedding day, Jane and Michael find all their carefully made plans thrown into chaos. To make matters worse, Jane is unhappy with her current graduate thesis, but changing it might put a wrinkle in her big day. Rafael still has feelings for Jane, but is torn about whether he should speak now or forever hold his peace. Petra has her own family drama when Anezka has a medical emergency and ends up in the hospital. Meanwhile, Rogelio and Xo are finally coming to terms with the state of their relationship until Xo gets surprising news.