Tamotsu Denkigai is just another otaku, prowling the streets of Akihabara for elusive rare figurines and other treasures.

After being transformed into a Bugged One by Matome, Tamotsu is forced to work as her underling in Akiba.

The girls bump into a retired idol offering them an idol debut; however, the idol turns out to be a bugged one.

Akihabara is sent into chaos when deadly radio waves threaten everyone. The team try to use radio technology themselves to counter the threat.

At an arcade, a bugged one takes Niwaka hostage to force Tamotsu to participate in a gamer tournament.

Tamotsu decides to build a computer from scratch. With the help of the professor, he succeeds in building a talking computer named Pyuko.