Thunder in my heart

Sigge is having problems in her love life and tries to seek comfort from Antonia. Meanwhile, Sigge's father sends encouraging messages to Sigge and her little brother, who are waiting to go to the movies with him.

Sigge gets an unpleasant surprise at the health centre and has to confront Edwin. Stefan shows up at Sigge's job and unexpectedly asks her for help. Meanwhile, Sigge's mother, Annika, goes on a date.

Sigge's life situation changes drastically, so she, Antonia and Sam decide to go out and get drunk, whereupon Antonia disappears, and Sigge scolds the wrong person. Stefan's messages keep coming.

Sigge opens up to Sam about her problems, and their relationship reaches a new level. Sigge comes home to Antonia unexpectedly, which leads to major consequences for both Antonia and Sigge.

Sigge and Benjamin help their mother remove old memories before selling the house. The gang goes to Gröna Lund to find their inner child, and Sam and Sigge are unsure of where they stand with each other.

Sigge goes to Västerås to find her father, Stefan, who still owes her money. Meanwhile, Sam worries that something has happened to her. Finally, Antonia tries to solve the situation with Janice.

Sigge, who now cannot afford to pay rent, moves in with Antonia. Once in the apartment, Sam and Sigge get an evening to themselves. Annika ends up with a dilemma she does not know how to handle.

Sigge learns about the consequences of adult life and finally decides to take control of her past. Unfortunately, Sam doesn't answer the phone, and Sigge wonders if she has ruined their friendship forever...