The most ordinary boy Tolik was hurrying home and accidentally knocked down a stranger, who turned out to be... a wizard from another world. Bearing a grudge, he takes the boy with him. Finding himself in a strange world, Tolik meets its inhabitant - a werecat named Sir Grr. Together they will have to go through many tests and experience a lot of interesting and dangerous adventures in order to save the kingdom of Urbas in trouble and find the way home.