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.

Nina Frisk is a flight attendant who loves flying. She is happy above the clouds, far away from her dysfunctional family and superficial love life. But then one day Nina meets Marcus and his son William, and falls helplessly in love. For the first time ever in her life, Nina begins to long for a family of her own. But Nina soon discovers that life on earth can be just as turbulent as in the sky.

The murder of a prominent attorney is connected to one of his recent cases, in which a company was being sued for serious environmental damage. Martin Beck and Lena Klingström find evidence which brings new light to the investigation - but who's pulling the strings?

A man working at a garbage incinerator discovers the body of a dead man burned to ashes in the oven. Police detective Martin Beck handles the case. All he knows is that a brutal murder has happened. But he does not know when or where. He has no body, motive or a crime scene, not a single trace. All he has is some teeth and a mysterious Internet address...

A famous industrialist is murdered at a restaurant in Malmoe. Police inspector Martin Beck in Stockholm gets the case. The suspects lead to people involved in illegal arms deals. But who was the biggest criminal, the murderer or the industrialist?