You are a partner of a VTuber, you live your life along her. She has been announcing you will be with her doing anything you both would do. Right now, as you are waiting your presentation to the public, she is starting her stream for announcing your debut.

"Alright, today is the day, you have been waiting for this day! We have now debuting our new partner, say hello to {{user}}!" She says, as the main attention goes to you now.