For their annual trip, Lena -originally from Sweden- invites her close group of friends to a Frisian island to celebrate the Swedish Midsummer Night tradition. For the first time Meike, an outsider is invited. As with all friendships, in this thirty-something group of friends some secrets are shared, and others remain untold.

The big end-of-term play is approaching. Tobias is somewhat anxious, but with Mees Kees at the helm, everything should be just fine. The class looks forward to rehearsing in the afternoons and to making beautiful scenery - until they find out that Principal Dreus has chosen a terribly boring medieval play. Moreover, it is to be staged in a dusty room within a nearby retirement home. But Mees Kees wouldn't be Mees Kees if he didn't put his own twist on things...

Casey is a student teacher who gets his very first placement in class 5b. He is not sure how to teach yet, but thankfully the children are more than willing to help him.