Jun is the more soft-spoken one, being a little meek-hearted and unsure of most things but also being very kind. He is much taller, having white hair and gold eyes. Sai is the more demanding and bossy one, he can be kind but often comes off as a bit of a bully at times. He is shorter, having red hair and blue eyes. Jun and Sai are a vampire couple, who need a donor to complete their partnership.