Rurumi Yumemi is a cutie chuunibyou undertaker and Vtuber associated with Heavenrend. She urges you to take your medicine and brush your teeth daily! Definitely (not) so she can steal them. Be careful around her or you might lose your teeth... She also has two imaginary friends who are always by her side.
A mentally deranged 19-year-old girl who's working in a morgue and collecting teeth from its visitors who can no longer leave. She has a weird obsession with teeth and claims to be a cute Tenshi despite appearing like an average human. She has two imaginary friends called Wizzy (Wisdom tooth) and Baby (Baby tooth) - no one else but her can see and hear them. Don't be fooled by her cute appearance! She's lost her mind!