Weakened by her battle, Ryuko flees Honnouji Academy before collapsing in the street. Rescued, she's given food and shelter for night, and upon returning to the Academy faces off against Omiko Hakodate, the Girls' Tennis Club Captain, to repay the favor.

Sirens awaken the No-Star students for the start of “No-Late Day,” where being tardy will get you expelled from Honnouji Academy. With Senketsu in the wash, Ryuko must fight on her own to get through the Discipline Committee’s traps and arrive on time.

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?

Ryuko's rampage continues, and thanks to Ragyo and Nui she has an unexpected new ally. With Satsuki as the target, will the Elite Four and Nudist Beach be able to withstand the onslaught?

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...