A group of women create an organization named "Kättemaksukontor" to fight for the rights of women and help solve murder mysteries for the police.

A young man decides to break in to the hospital, when he is told he cannot go see his sick little sister due to new laws that have been passed in response to a pandemic.

Roman is a born proofreader from a family of proofreaders, a real intellectual from St. Petersburg who comes to Narva-Jõesuu, a small Estonian spa town, to find inspiration, tranquility, and silence. He does proofreading of the encyclopedia of the Baltic Sea Fishes, compiled in the same location by Professor Polyanski, winner of the Nobel Prize. This work is very important for Roman. He would have accomplished his task, but once he swam too far in the sea. It was then that Helena came into his life, to change his ideas about the world forever.

When two half-sisters, thirteen-year-old white-haired Sigrid and seven-year-old black-blooded Saara meet for the first time, it turns out that their common grandmother has been taken to a nursing home. The girls come up with the idea to steal him from there and hide him in the attic where they can be with her undisturbed. Everything goes well beyond expectations until drunkards, thugs and extortionists intervene and the girls have to act decisively to escape from them.