Rai wakes up from 820-years long sleep and starts his new life as a student in a high school founded by his loyal servant, Frankenstein. But his peaceful days with other human students are soon interrupted by mysterious attackers known as the "Unions".
- Year: 2020
- Country: Japan, South Korea, United States of America
- Genre: Animation, Action & Adventure, Sci-Fi & Fantasy, Comedy
- Studio: Tokyo MX
- Keyword: vampire, supernatural, secret organization, based on cartoon, school life, anime, based on webcomic or webtoon
- Cast: Akihisa Wakayama, Hiroki Yamada, Daishi Kajita, Youhei Hamada, Ryota Iwasaki, Kousuke Oonishi