On the eve of the annual Valleby Games, the competitors are injured one by one. The clues lead Jerry and Maya to a dark secret and an old myth about the games' mascot that is said to haunt the hall. Will Jerry and Maya find the solution before anyone else gets hurt and will their friendship survive the trials?
Håkan has a babysitter, Amanda - the world's most boring one according to him - and he has to run home where he can attend a very important computer game competition. But Håkan is suddenly eye to eye with both burglars and ostriches.
A car belonging to a suspected hit-and-run driver has been spotted outside a swimming pool complex and the police are there to arrest the fugitive.