An extraordinary story about friendship, family, and… time travel!
Julek and Franek are on their way to vacation when the family receives news that Grandpa Leon has had an accident. They immediately arrive at an old neglected manor house where their cousins Pola and Mania are already staying. Grandfather feels terrible, but he leaves the hospital at his own request. He asks his grandchildren for help, but stresses that their parents cannot find out about anything… His request means a dangerous and improbable mission, the success of which depends on the grandfather’s health. What makes the situation even more difficult is that the cousins are not on the best terms, and the success of the plan requires close cooperation. Will the children be able to travel to the past and save Grandpa from an accident?
