America's favourite baby-sitters are detectives, too!
Surf's up! Dawn is back on the coast just in time for the big surfing competition. She loves catching those waves and soaking up sun.
But soon Dawn has a mystery on her hands. Thrash, the most radical surfer around, has mysteriously disappeared. Only his bashed-up surfboard - and his ghost - remain.
Can Dawn solve her California mystery without the help of the BSC?