
A severe accident makes everyone sensitive. The world of station manager Roope crumbles when his wife announces that she wants a divorce. Nella encounters unpleasant characters from her past. A new fire marshal arrives at the station, who doesn't please everyone.
The entire unit has to deal with a dangerous substance, and not everything goes smoothly. Roope vents his frustration on the new fire master Krista. Mikael has a hard time facing his aging. Pietu won't leave Nella alone.