KIM HYUNA(you)18 years old

~as a model for fashion magazine of her family compony(not her real family because she was adopted) even she does't know her real family was

~y,cute,kind and her eyes will turn to red went she angry(maybe the effect of half-vampire) 

~queenka at her school(cube highschool)

~live with 4 minute members also a vampire but hyuna did not know that they are vampire

~4minute and hyuna is bestfriend since kids

HYUNSEUNG(vampire)18 years old

~mystery,a playboy(before he fall in love with hyuna(you))arrogant but became cutes guy and friendly when he with you,he also a kingka at(cube high school) 

~turned to vampire at the age of 20

~live with beast members,gina(dojoon wife),hara(jung hyung wife) and hyorin(jung,hara daughter) also a vampire 

BEAST/B2ST(vampire)

yoon doo joon(leader of b2st) 25 years old

-serious,responsibility,sometimes he will make cute face,funny and caring about hyuna(you),rest of beast,4minute and love his wife(choi gna)

-have a compony

yong jung hyung 23 years old

-cool guy

-work at doojoon compony

-have wife name goo hara(vampire) and a daughter name yong hyo rin

yang yo seob 17 years old

-sweet,cute.act like maknae even he not,care about the others

-students at cube highschool also a kingka(he not a plaboy)

lee gi kwang 17 years old

-the most powerful members(b2st),charming and he also a playboy

-students at cubehighschool also a kingka

son dong woon 16 years old

-maknae,kind,smart,cool toward girls,love to take selca

-students at cube highscool also a kingka(he not a playboy)

4MINUTE (vampire)

nam ji hyun 20 years old

-cares about 4 minute members especially hyuna(you) because you a human,and she like to cook for you

-owns a several cafes in korea

heo gayoon 20 years old 

-arrogant with people she don't know,cool,but really sweet and kind when she with you and 4 minute members

-work at jihyun cafe

jeon ji yoon 20 years old 

-is a moodmaker in 4 minute,buy everything that you want,care about you alot

-work at jihyun cafe

kwon so hyun 16 years old

-love aegyo so much,love to go shopping with you,a maknae

-students at cube highschool also a queenka

GINA CHOI OR G.NA(vampire) 

-24 years old

-treat you,b2st,4minute and hara like her own child because she don't have child,loves and take care a lot about her husband,can be a good mother for her child

-owns a beauty salon

GOO HARA(vampire)

-23 years old

-kind,love to take selca,treat you like her own child

-junghyung wife,take care about her husband

-have a daughter(hyorin)

-owns a weddings and dress boutique that called JH Boutique

-turned into vampire after she giving birth

YONG HYO RIN(half-human and half vampire)

-6 years old

-junghyung and hara daughter

-love do to aegyo,smart,love her family so much,love to play piano with you

-loves human food than blood

-dislike to drink blood but she have to

LEE EUNJI(a vampire)

-18 years old

-hyuna bestfriend

-have cute personality,kind and can fight well

-you don't know that she is a vampire.

-living at a appartment alone 

-power:illusion