This episode picks up right where the last open ended, with Mako wearing her Ultima Uniform. Iori is criticized for returning the uniform to Mako, but he explains that she has the most improvement in abilities. He stats range from 0000 to 9999 in all categories except intelligence. Mako springs into action use the ” Seven Hundred Plus 299 Strong Super Suction Saver”, three of the four devas aim to help her.
Houka informs Ryuko and Satsuki on why Nui cannot “regenerate her arms”. The Scissor Sword and the Bakuzan can cut life fibers, however the most powerful fibers begin tho “regenerating immediately after they’re cut”. If you cut them from “both sides at the same time”, you can “sever the regenerating life fiber in succession”.
Ryuko and Satsuki engage Ragyo in battle, she reveals twin swords made of “Ultra hard Life Fiber”. This weapon is the “basis” of Scissor Sword and Bakuzan. Ragyo appears able to handle Ryuko and Satsuki by herself. Ragyo takes to the air and Ryuko and Satsuki follow. They battle mid-air, Ragyo handles them effortlessly. Ryuko decides to turn her attention toward the Origin Life Fiber.
Meanwhile, Mako continues to fight while simultaneously eating. The original life fiber intends on consuming the rest of the humans on the Sol, it changes course. Mako and the rest of Nudists beach are overwhelmed by the number of COVER’s. The four Devas arrive to aid them, wearing their new Three Star Ultima Uniforms. Together they easily dispatch the COVER’s.
Ryuko and Satsuki appear tired from fighting Ragyo, but Ryuko signals to Satsuki and begins to attack. She uses her finishing move, “Thread Stripper”. Ryuko only manages to cut Ragyo, which she quickly heals. However, Ragyo has impaled Ryuko with her sword and proceeds to cut her in half.
Satsuki enraged fails to dent her mother, but its all part of the plan to distract Ragyo. Apparently, Ryuko counter her blade then jumped into the ocean prior to being cut in two. She healed herself so that she could take out the Origin Fiber. Satsuki along with the four Devas battle Ragyo. Aikuro decides to use the final trump card of the Naked Sun, “the Great Naked Blade”.
While within the core of the Origin Fiber, Ryuko uses her “Double Edge Decapitation Mode”, then her finishing move Thread Stripper. Ryuko finds it difficult to cut the core, while the turbine of the Naked Sun fails. Mako inspired by Ryuko run in one of the turbines (like a lab rat), restoring its power. Together they pierce the core of the Original Life Fiber.
Nui arrives to reveal the Ragyo Kamui “Shinra-Koketsu”, her arms are restored as a thank you from Ragyo. Ryuko, Satsuki and the other celebrate before they attack the academy to destroy the transmitter.