When Yasako and Kyoko's virtual pet dog, Densuke, goes missing, Yasako procures the assistance of a detective.

Yasako and Fumie ask Yasako's grandmother to cure Densuke of his potentially fatal illness. In return, Yasako must agree to an interesting, and dangerous, bargain.

A battle breaks out at school! During the commotion, Fumie steals a mysterious piece of data from Amasawa.

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

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.

Akira, Fumie's little brother, recalls the events thus far from his own perspective. Later, Haraken is warned by Nekome to stop investigating.

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

Haraken asks Isako to take him to the so-called "other world" in an effort to see if Kanna Ashihara still exists.

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?