Seb Cage Begins His Adventures

Seb and his younger brother Bart customarily spend all of their long summer holiday in Spain, with their grandparents. Gradually, as they all become older, relationships are strained, as the old folk try to find things to keep the boys amused.It is not long before the grandfather, Tumbler, who is a retired detective, is using Seb as a trainee investigator to keep tabs on the movements of a sector ...