The series is named after a small part of Saltsjöbaden called Solsidan. It revolves around Alex and Anna who are expecting their first child and have just moved to Alex's childhood home in Saltsjöbaden, Stockholm County. Alex tries to get Anna to enjoy herself, and at the same time spend time with his childhood friend Fredde.

Prince Wilhelm adjusts to life at his prestigious new boarding school, Hillerska, but following his heart proves more challenging than anticipated.

The focus is on the Gotland investigation team led by Inspector Robert Anders, who originally comes from Germany, his assistants Karin Jacobson and Thomas Wittberg, and the pathologist Ewa, played by Pippi Longstocking actress Inger Nilsson.

When police officer Johanna Strand returns to her hometown Hammarvik to attend her mother's funeral, she expects to stay only for a few nights but the body of a young woman is found and she decides to stay and investigate what happened.

Jens and wife Åsa pack up the family to spend the summer in the archipelago. The idyll, however, does not appear when it comes out that the in-laws do not intend to leave the cottage to Jens and Åsa, but plan to spend the whole summer there with them.

Mio and Anders are both in their 20s and live in the same city, but they live completely different lives. On a warm summer evening, they go home together. Both believe they will never see each other again, but fate wants something different.

As the Swedish town of Kiruna sinks, Frigga finds herself torn between her family and her job as security chief at the world's largest underground mine.

A teenager struggles to pick up the pieces of her shattered world in this emotional and bittersweet coming-of-age drama about those who are left behind.