The Hackers' Club goes on a metabug expedition over the fringes of surrounding cyberspace lead by Isako.

Isako once again summons an illegal with the help of the Daikoku Hackers. With Yasako and Fumie working on an unrelated case, will the virus take over?

The kids spend a dark and stormy night telling ghost stories and playing spooky games at school. Meanwhile, Haraken has an interesting other worldly experience.

Daichi's plan to acquire metabugs via a fish-type illegal doesn't go as planned and may endanger everyone in the virtual vicinity.

A docile illegal follows the kids on a hazardous journey through the city, driven to find more of its kind.

Yasako searches for the place she met 4423. Afterward, she deduces that the place was a virtual space that was deleted.

Haraken and Fumie discover early accounts from previous denno users. Later, Yasako visits her comatose brother.

Haraken barely makes it back through Isako's gateway. Tamako, fearing for his life, takes his glasses away. Meanwhile, trouble begins as a space appears behind Megabaa's shop.

Haraken uses Kanna's glasses to sneak to the "other side." Yasako also enters with the help is Isako and Tamako.

Megamass is doing research on the "other side" and the effects of the den-noh coil. Isako finds herself drawn into it.

Yasako comes face to face with the true nature of the Coil Domain and Michiko. Even with the support of her friends, can she save Isako?