D'Artagnan must protect King Louis when a notorious criminal kidnaps them both.

The Musketeers help rescue an enemy's daughter in exchange for a deadly gunpowder formula.

A woman claims to have visions from God which instruct her to start a war with Spain.

Athos must confront his past to protect the people he left behind.

An astronomer gathers the royal party to see an eclipse, but events take a dramatic turn.

The King’s cousin is ambushed while under Musketeer escort as she travels from Mantua to Sweden to make a political marriage that will be advantageous to France.

Porthos uncovers the truth about his past and questions his allegiance to the Musketeers.

The Musketeers must put their lives on the line when the queen is accused of treason.

The Musketeers must risk everything to save France from Rochefort's treacherous plan.