a strange young girl who seems lost and may be related with the devastating virus appearances. Characters Main / A 14-year-old girl of dubious academic skill, has aspirations to become a manga artist and/or voice actress. Yui has shown skill and growth over the series as she assumes the secret on-line identity of "Corrector Yui". While utterly incompetent when physically interfacing with computers, in ComNet has the abilities to correct computer virus or software bug and a tremendously powerful fighter as Corrector, able to quickly undo damage and easily battle the strongest of Grosser's henchmen. Her optimistic view and her ability to cheer up others even at the worst moment (though sometimes she can be quite perky) was one of her greatest strengths, making her easily likeable by her peers a fellow Corrector programs. She also has an empathetic personality that helps her understand the nature of AI programs she meets on the ComNet. In 1st season, it was revealed that her singing voice had ability to normalize programs. In 2nd season, she upgrade to Advanced Elemental Suit. In finale, she upgraded to Final Element Suit. / / Yui's best friend. She has a polite, calm, and caring personality. Her intelligence and innate ability with computers, and her voice that enable to normalize programs had makes her a perfect candidate for Corrector, as expected by Professor Inukai. From the beginning she was supposed to be a Corrector, but I.R. confused her with Yui, thanks to Grosser's intervention. When Professor Inukai was passing Corrector tasks and abilities to her, she got manipulated by Grosser, who turned her into Dark Angel Haruna, but she was eventually saved by Yui. In the 2nd season, she again returns as a Corrector to assist Yui, first when Yui got petrified by infected insects, and later, when she helps Yui until the end of the 2nd season. Curiously, she can use Element Suits more effectively than Yui. Her Basic Elemental Suit reminds of angel. / Shun's cousin. A dark and mysterious girl who becomes a Corrector on her own in the second season. Her bitter experience in the past seems to be the reason for her cold, apathic demeanor as a mask to protect herself. While at most times she does her job by mostly cold, no-nonsense efficiency, Yui's action sometimes force her to reconsider and help Yui. She became a Corrector to search for the