Heidi is a glass artist and has long had a dream of having a booth at the Christmas market in Heidelberg, where her grandmother comes from. Suddenly, an opportunity arises, and she quickly packs her things and travels to Europe. There, her grandmother has arranged accommodation with acquaintances, the Opperman family. She soon receives help from their son , Lukas, who has taken over the family's furniture craftsmanship business. He also nurtures a dream of developing his artistic aspirations in wood carving.