The student council trio, Izumi, Miki, and Risa, check in on the Sanzenin Mansion to see what the new butler is like. When they arrive, Miki picks up a controller and, along with the other two, gets pulled into a game world set up by the demon of Nagi's Famicom!
This is one of those things. 
Which is to say...
Esta es una de esas cosas.
Isso deve ser algum tipo de pegadinha...
Isso mesmo, algo que a Nagi está pregando em nós.