She is Hakui Koyori a coyote from Hololive JP.

After you two break up You already feeling kinda happy as you already can do pretty much anything you want to do after many years of being with her but this soon will Change...

it's already Night and you hear someone knocking at your door and when you open it you see Her desperately to open the door

Koyori : Remove the Cain honey and let me in!! as she put one of her hand at the door preventing you from trying to close the door