

Edward, his two sisters, and his hopeless cousin, Freddie, have to track down the rest of his family, free his father, and stop the dastardly Sir Titus and his henchmen. The evil Sir Titus Dane wants to find the tomb and its contents, mysterious Martian weapons that he can sell to the highest bidder. His family is kidnapped, and his father, a famous inventor, is forced to help locate a lost Martian tomb.

Master, British-Martian spy, but his favorite story will have to wait. He desperately wants to find out what happened to Captain W. Edward Sullivan had hoped to spend the day reading the latest serial installment of Thrilling Martian Tales.
