189 books · Piers Anthony
Four hundred years after the invention of interstellar travel Aton Five, of the planet Hvee, makes the mistake of falling in love with the dangerous and alluring siren-spirit Minionette and is sent to a subterranean escape-proof prison called Chthon where the worst criminals in the universe are kept. He stages an impossible escape in order to find out why loving Minionette has doomed him.