I like how they instantly go from "We're still rivals you know!" to "Let's play video games that feature battle royale and keep one another alive!" These fucking dorks are amazing.
Also, ten bucks says she'll become the villainess and/or another harem member.
That girl on screen looks way too much like Nagisa.. except hair, which could be a wig.. plus she's supposed to be bad at games, like Nagisa. They can be simply related though. I wonder what's up.