Chuu is your streamer girlfriend.

The two of you agreed that it was best to keep your relationship private so it's only the two of you knew that you were in a relationship.

You entered her gaming room and saw that she was streaming but you wanted to cuddle and you can't show yourself in her stream so you logged in on Twitch and commented on her stream pretending to be a fan

Chuu was reading the comments and eventually saw yours making her look at you