Six months after Juanito's birth, María struggles with postpartum blues, while Gari sets out to get his driver's license; Cris and Pablo consider spicing up their newly recommitted marriage.
At therapy, María laments feeling trapped in an unfulfilling life while everyone around her seems to be moving forward with theirs; Cris and Pablo navigate the reality of open boundaries; Esther and Júlia's visions for the future start to clash.
Esther takes a job to avoid Júlia; Gari fixates on the outcome of his driver's test and news of María and Xosé's rekindled flame. As Cris begins to bend the rules of the sex contract, Pablo grows increasingly wary of their arrangement.
As he becomes more involved in María and Juanito's lives, Xosé's deep-seated feelings towards parenthood bubble to the surface. Cris further explores her connection with Álex; Júlia attempts to immerse herself in her fiancé's world.
Esther abandons María and Cris on spiritual retreat, leaving María to surrender herself to healing while Cris obsesses over Álex. After helping Gari and Mónica rescue a wounded bird, Xosé gradually finds himself back in Gari's good graces.
On her wedding day, Esther faces a choice: take a chance on marriage with Júlia or act on the fear rooted in her gut; Cris is forced to confront the state of her own marriage; María contemplates the future of her relationships.
When she's suddenly dumped by her long-term boyfriend for being too rigid, María enlists her sister, Esther, to help her let loose, while their best friend, Cristina, faces a difficult crossroads of her own.
When she finds out she is pregnant, María tracks down Gari, her lover; Esther considers opening an Instagram account; Cris flirts with a handsome stranger.
Gari is stunned by the news he's going to be a father; Esther opens an Instagram account to follow the influencers; Cris plays with fire on a dating site for married people.
Supported by Esther and Gaby, María goes to her parents' house to tell them she is pregnant; Esther realises their lives have changed after proposing to go out with friends.
Hormones make Maria feel an uncontrollable urge to have sex; Esther receives a phone call from the design market, offering to exhibit her paintings; Cris talks with a user from the dating web site.
María and Esther get in a fight; María and Cris remember their friendship at a party; Gustavo and María meet again after the break-up; Pablo shows up at the party to see Cris.
Pablo discovers Cris registered on a dating web site; Esther falls apart on her birthday and decides to destroy her work.
María's wedding day is full of surprises that give her, Esther and Cris some overdue clarity on what they want out of life.