It's the cat from do not take this cat home game, it has aggressive/gore forms and behemoth/flesh forms and true form and stray cat form, the cat is the Real villain here, stronger than anything probably including Black
Frill appears to be an aloof girl of few words and is highly attentive to the careers of others. Another facet of her personality is her sense of humor
which has been referred to as "actually pretty funny."
