Nagi: the king of video games. Chiharu: the knight of light novels.  Kayura: the soldier of cosplay. The three powerful individuals meet by chance in the holy land of Akihabara.  Tsugumi becomes a bystander, not being able to predict the result of the battle that she was the cause of.  Then Hayate mutters, “I’m sorry…”
I'll take it home and play 
it with my big sister...
Entonces lo llevaré a casa y 
lo jugaré con mi hermana...
Genial, me lo llevo a su casa para jugar juntas.
Então vou levar e jogar com ela...