The heroes are entangled in the perilous rites of Dionysus with a stranger called Medusa.

When the boys stumble across an abandoned package, they are left holding the baby.

Jason enters a brutal fighting tournament honouring Ariadne and Heptarian's nuptials.

Time is running out on Jason's pact with Circe. He has three days to fulfil her wish.

Jason and his allies are tested when Ariadne is accused of treason and sentenced to die.

As Ariadne lies on her deathbed, Jason embarks on a dangerous quest into the unknown. After a daring encounter with the ancient Grey Sisters, Jason's mission brings him face to face with Medea and Pasiphae once more.

Jason is determined to rescue his fellow prisoners from the amphitheatre, and makes a daring return to Atlantis, which is becoming an ever more dangerous realm under Pasiphae's villainous rule. The hero and his friends face treachery at every turn, and come to realise that the only hope for the future is to kill the queen.