John Grimes, trapped as hostage on a sea going vessel with hostile aliens & a criminal human for crew on the alien world called Tharn, engineers a biological arrangement that will result in authorities freeing him & catching the criminals.
Note.I found one scene very cooked up. Criminals' vessel with very inadequate crew leaves port against port police's wishes, & authorities don't even challenges the escapees!
Fact sheet.First published: If, June 1968.
Download full text from Webscription.
Related: Stories of A Bertram Chandler.