Yamada Tsuyoshi is a middle class otaku (Japanese geek) who one day defends Aoyama Saori from a drunkard on the train.
Yamada manages to finally reach Saori, inviting her to dinner. Following the advice from 2channel users, Yamada changes his appearance to impress Saori.
Yamada feels the first date was a disaster; Saori calls and asks if he would like to meet up again. This time, however, Saori brings a friend along.
After Saori mistakes "surfing the web" for surfing, Yamada has to quickly learn how to surf to impress her.
A mysterious stalker starts harassing Saori. Yamada investigates to find out who the stalker is.
Yamada is invited to Saori's house for the first time for tea. Although he tries to tell Saori he likes her, he is unable to muster the courage. A second date is arranged and Yamada lies to Saori that he can't make it due to work but is actually going to a manga convention.
Yamada believes that Saori is disappointed in discovering his "otaku" nature. He decides to give up all his figurines and "otaku" collection. Saori, however, is only saddened because Yamada had lied to her.
Yamada is finally able to show Saori his "otaku" nature even with the fear of rejection.
Yamada is invited to dinner with Saori's parents. Meanwhile, her younger brother discovers 2channel...
Yamada sinks into a depression after the breakup with Saori. All the 2channel users rally together to try to cheer him up.
Saori finally reads through the website and is touched, and Yamada is finally able to confess his feelings to her and they both share their first kiss. But soon he must say goodbye to the 2channel users that supported him as the post count soon reaches its maximum limit of 1000 posts.