All is quiet in the dukedom as the Germanian army redirects its forces to deal with a coastal invasion by the allied forces. But the silence is suddenly broken by a deadly feint attack, and Izetta is sent to save the day. But when she arrives, she's met with another Witch! Who is this new witch, and can Izetta defeat her?

Izetta has been defeated by Sophie, the true White Witch. Sophie is out for revenge against the Dukedom for the crimes their ancestors committed, and she'll gladly work with Germania if they'll help her destroy it. Izetta and the princess barely escape to a hidden fortress in the mountains, but Izetta is so badly injured she can't walk. How can she stop Sophie from destroying her country?

The capital of Landsbruck has fallen, and Izetta and the princess are chased into the mountains. As the imperial forces track them down, Seig makes Izetta an offer: he's willing to give her the other half of Sophie's magic stone. With this powerfulitem she fight toe-to-toe with Germania's witch, but it causes the user tremendous pain, and shortens their lifespan...

Germania has loaded a massive bomb with magical energy that threatens to destroy the entire Dukedom. It will launch soon, and the only way to stop it is to defeat Sophie. Using the magic stone, Izetta flies to Germania for one final battle.