'Adventure on the Spinward main!
'Somewhere on the Spinward Main, an archaeological expedition has gone missing.
'While on the trail of a shattering new discovery, the research vessel ‘University of Cambridge’ has disappeared without trace.
'What starts as a missing persons case deepens into something far more sinister.
'The stakes become high. Searching for the Cambridge, Patricia and Jemima come face to face with the pirates of the Spinward Main.'
Source: Publisher's blurb.