Young Koko has just moved with his parents from his idyllic countryside home to a big city. There, with the help of his new friends and a neighbour...

Witty and resourceful fourteen-year-old Koko solves yet another mystery - aided by his friends. One of them, Tomo, has recently moved to the city...

It seems that football is still the most important thing in Koko's life and the upcoming encounter between the infamous “Pirates” and Koko's team...