The Mystic Knights have to retrieve their weapons and break the spell over Garrett, who Cathbad believes will become the Mystic Knight of Forest.
Maeve tricks Rohan into reading a scroll that releases the dreaded three-headed dragon, Tyrune.
The other Knights must restore Rohan's lost confidence and find a way to break the chains on Pyre in order to defeat Tyrune.
Maeve uses Aideen's jealously of Deirdre to turn her into stone.
Prince Garrett of Reged arrives in Kells to seal a new alliance between the two kingdoms: a royal wedding between him and Deirdre. However, Garrett's over-confident attitude earns him only disdain from the four Mystic Knights.
Maeve casts a spell over Garrett and uses him to lead Temra forces against Kells.
Cathbad tells Ivar about how a young Rohan and Angus inadvertently brought a curse upon Kells ten years ago, incapacitating the castle's soldiers on the eve of a battle with Temra.
Torc manages to sneak into Tir Na Nog and steals a powerful weapon known as the Buckler of Bre to battle the Mystic Knights.
Ivar sneaks into Maeve's castle and finally reclaims his kingdom's Silver Chalice. But his victory is short lived when it's revealed what dark purpose Maeve used the Chalice for and King Conchobar orders it locked away.
Rohan, Angus and Ivar rescue Lady Fionna from a Temra attack and take her to the castle. After a short time, King Conchobar falls in love and plans to marry her. Only Deirdre is suspicious of what is happening.
After rescuing a wood elf, Angus is given a wish. While Angus thinks about what to wish for, the other Mystic Knights, Cathbad and Maeve try to get him to use the wish for what they want.
Rohan and Angus get into repeated arguments with each other, putting their friendship in question. But when Rohan is captured in battle by Tyrune, it will be up to Angus to rescue him.
After suffering numerous losses, Maeve travels to the castle of her former teacher, Nemain, to unleash a powerful half human/half demon warrior named Lugad. The new warrior of Temra quickly earns victories for Maeve and Cathbad fears that not even the Mystic Knights will be able to defeat him.
Cathbad recalls a mention in the ancient scrolls of the multiples of powers, which could help defeat Lugad. Fin Varra explains further, telling Rohan his armor's power can be increased at a forge in the Mountains of Gloom. There, Rohan meets Goibniu and must complete two tests to gain the power of Battle Fury. Meanwhile, the other Mystic Knights do what they can to keep Lugad and the Temra army from reaching the castle.