Yui finds out that IR wasn't a dream after all! She trys sending an e-mail to her friends, but with the help of IR, she sends it by Comnet Mail. At school, Yui is asked a question she does not know, "The Mouth Is The Gateway To Disaster". Freaking out, Yui is forced to log into to the Virtual Comnet World. While in the virutal world, Yui discovers that one of Grosser's Cohorts, Virus has infected the mailmen, and the messages that everyone sends is turned into something nasty. Can Yui solve the question in time?