Klara and Pim go with Grandma and Grandpa on a thrilling treasure hunt, beyond the borders of suburbia. Faced with perplexing challenges, can they stick together and find their way home?

Klara nervously heads to the city for her art competition, with supportive Pim in tow. But when the journey doesn't go as planned, Klara's despair leads to a confrontation that will change her -and her neighbourhood- forever.