In case you didn't read the description, vampires are known to be alive in this fanfiction. Of course, they aren't really liked by humans. This is sort of like the TV series True Blood with the drink and stuff. I've only ever seen one episode but yeah.
Yato (Noragami) as Codrin Pescariu
Age: 15
Kou Mabuchi (Blue Spring Ride) as Malik Apostol Pescariu
Age: 17
Akari Sakishima (Nagi No Asu Kara) as Kaitlin Pescariu
Age: 20
Tokiya Ichinose (Uta No Prince-Sama) as Declan Pescariu
Age: 23
Tatsuya Shiba (The Irregular in Magic High School) as Everett Emil Pescariu
Age: 25
Sakurako Kujou (Beautiful Bones) as Kanako Kore
Age: 43
Ronny Schiatto (Boccano) as Mr. Pescario
Age: 46 (Deceased)
Sadou Maou (The devil is a part-timer!) as Niko Inoue
Age: 15
Tooru Okiawa (Haikyuu!!) as Akito Inoue
Age: 17