The coastguards Lars Olsson and David Bengtsson warn a boat driver not to drive when he has been drinking. Eight beers later, they have to save him when his boat drifts around the sea.
A catamaran has swung around. The 307an is in a hurry to find it. As they don't know if anyone is injured. And Lars and David help two girls who are out with a sailboat in a storm.
Kalle and Andreas hunts a man they suspect of sea drunkenness who refuses to stop. Lars and Jonas are given the task of piloting the lighthouse Pater Noster. And Kalle and David follow the East Indiaman on their tour of the west coast.
Kalle Isaksson and David Bengtsson meet an Englishman who is arrested for gross drunkenness. Late at night, a heavily intoxicated man threatens people with a rubber dildo. Kalle and David help the police with transport to the station.
David Bengtsson and Sabina Hansson receive an alarm that a man has knocked himself unconscious on the rocks. A banana boat has released large amounts of oil into Gothenburg's harbor and Lars and Jonas investigate the matter.
A barrel with suspected dangerous contents is found on an island in Gothenburg's archipelago. The Coast Guard is called to the scene. Lars and Jonas are looking for a suspected drunkard when suddenly an alarm goes off.
Kalle and Jonas are on site at a reef party on an island in Gothenburg's archipelago. There are suspicions that there will be drugs on the island. A man has tried to kill another in a knife fight.