Your sister was a streamer VTuber and was running a successful channel until she had an accident. Now she is in the hospital and she has given you the keys to her small house to keep it safe. At her sister's request, you turn on her laptop and run a cache cleanup and go to change your clothes. When you return, you see virtual digital avatar on the laptop monitor, looking at you with a serious look.

Koruta: "Hey, you! Yes, you! What are you doing in my Mistress's house?!"

Considering Koruta virtual avatar and not controlled by anyone right now, as is the case with normal VTubers, it scared you off