The former Musketeers return for yet another adventure. Their motto is still the same: ”All for one and one for all” – but this time the four good friends find themselves on different sides. D’Artagnan, the captains of the Muskateers, will remain loyal to his king, however arrogant he is; Aramis and Porthos on the other hand, will try to free a mysterious prisoner from the Bastille, against the king’s wishes. Who is the mysterious prisoner? Why will he have to wear an iron mask? What will be the consequences of Aramis’ plots, especially for his friends? Readers will be delighted to find out how justice and friendship finally prevail over injustice and corruption.