Corrector Yui

The Howl of War Wolf (1x17)

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In search of the last Corrector software, ""Synchro,"" Yui and friends find themselves on Spy Net. When it seems as though a spy named ""Q"" may actually be the software they're looking for, a race ensues to see who can find ""Q"" first. Will the Corruptors beat Yui to it?