In class, Isak tries to get his drugs back from Sana. Isak is crushing on Even and tries to find out more about him. Emma is still interested in Isak and invites Isak and the boys to a party at hers.

Sana struggles with being a practicing Muslim and hanging with her friends, especially Vilde discussing her sex life. Sana and the rest of the girls go to a party with Sana's brother Elias and his friends, Yousef, Mikael, Adam, and Mutta.

Sana shows interest in Yousef, her brother's friend, and gets protective when Noora also shows interest. The girls get a lead on a bus for the Russ celebration. Sana and Vilde want to buy it, but Noora thinks it is too expensive.

Yousef helps Sana prepare dinner and they get to know each other better and start flirting. Sara and Ingrid ask Sana if they are interested in combining their bus crews, and Sana has to host a bus meeting. Even has a question for Sana.

Sana suspects that Sara is hiding something from her. Sana's mother is worried about her recent behavior, which Sana finds very irritating. Elias then reaches out to Sana and gives her some advice. Everyone gathers for a karaoke party.

Sana is furious about recent revelations, which is really getting to her. She tries to discreetly come up with a way to get revenge but keeps getting distracted in her surroundings. Isak then tells her a story, which gets her attention.

Sana is having a hard time dealing with her feelings towards Yousef. She initiates a social media war, creating turbulence and disunity within the bus group. A surprise awaits Sana at home. Sana and Isak have a discussion.

Sana becomes increasingly anxious about telling the girls the truth behind the Instagram account. By accident, she tells Eva the truth, whereafter Sana becomes devastated. Eva hosts a birthday party, which takes an interesting turn.

Sana worries about Noora being off the radar with William. Noora encourages Sana to make a move on Yousef.

The series finale episode, in the week leading up to Sana's party for Eid, switches characters clip-to-clip, focusing on short stories by characters not given their own, full season. The episode deals with parental depression, love rejection, jealousy, friendship, mutual relationship support, and fear of abandonment.

Bloopers from the fourth season of Skam.