Two brothers, Bik and Bak, live on a desert Island with their parents. As a result of a series of unfortunate events, the boys’ parents are lost at sea during a storm. The boys set out on an adventurous and dangerous journey by a flying ship, hoping to find their parents. They are accompanied by crazy Grandpa Kurzxu and his companion – a creature by the name of Ignac. As the go, they learn to be responsible and find the meaning of the true brotherly love.