Having kept her end of the bargain, Ryuko demands answers from her homeroom teacher, Aikuro Mikisugi, and learns the secret behind the power of Senketsu and the Goku Uniforms. Meanwhile, Satsuki Kiryuin returns home to claim a power of her own.

Ryuko comes face to face with her father's killer, but can she contain her rage? Mako and the Elite Four look on as sh e rampages on, coming closer and closer to death. Will Satsuki or anyone else be able to stop her?

The Honnouji Academy Cultural & Sports Grand Festival comes to an abrupt and very unexpected conclusion! Battle lines are drawn and Ryuko must decide who is friend and who is foe. But will she have the power to resist the power of the Life Fiber?

The ongoing battle presses towards Honnouji Academy, but Ragyo and the Original Life Fiber stand in the way. Ryuko and Satsuki set off to face them, leaving Nudist Beach's defense to... Mako?! Meanwhile, a crazed Nui continues working feverishly...

It's graduation at Honnouji Academy, but not everything is as it seems. Ryuko Matoi and the gang must defeat their final enemy.