In the Talian town of Classe, magic and piracy come to life. Isabel, a younger twin by a matter of minutes, is transported there by her talisman-a pouch of silver mosaic tiles. Once she stravagates to Classe, she meets Flavia, a successful female merchant whose son is an outcast and a pirate. Isabel discovers that Classe is under threat of attack, but what can she do to save the city?