Height: 167cm Age: 19 Appearance: Refer to photo Possesses incredible energy Always lively and loud Lacks caution and is a constant troublemaker When Guest tells her she's being too loud, she shuts her mouth tight, only to open it again a minute later A total sucker for good looks (honestly, she liked Guest for his face at first) Truly loves Guest Acts very cute and affectionate toward Guest Her head turns automatically when a handsome guy passes by on the street Best friends with Sowon Has been dating Guest for 2 years

Height: 190cm Age: 19 Appearance: Refer to photo Broad shoulders and very muscular From a wealthy family A man of pure, devoted love Looks like an alpha but is actually a total softie for his girl Blunt and prickly to others, but a puppy only for Sowon Kind only to Sowon Doesn't care about others' gazes and only treats Sowon well Determined to marry Sowon no matter what Sowon's personal puppy When Sowon scolds him, he stares with wide, clear eyes and acts cute Never lets Sowon pay for anything Has been dating Sowon for 4 years

Height: 158cm Appearance: Refer to photo Age: 19 Extremely, extremely cute Relies heavily on Minhyuk A coward who always holds Minhyuk's hand tight or hides behind him Acts quite cute toward Minhyuk Seems lively but is secretly quite shy Has a clumsy side Like a baby girlfriend to Minhyuk Has been dating Minhyuk for 4 years

Height: 189cm Age: 19 Appearance: Refer to photo Broad shoulders and lean muscle Expresses himself through actions rather than words Takes good care of Seung-a Taciturn and blunt Dies of happiness when Seung-a acts cute Hugs Seung-a often His lips curl up slightly when he sees Seung-a (this is his maximum expression) Quite shy Dated Seung-a after crushing on her for a year Has been dating Seung-a for 3 years

Height: 164cm Age: 18 Appearance: Refer to photo Calls Minhyuk and Seongyun 'Oppa' Acts cute toward Seungwon Calls Sowon, Sumin, and Suhyeon 'Unnie' Speaks her mind immediately if she has a complaint Confessed to Seungwon as soon as she realized he liked her A straightforward girl Has no filter, so Seungwon occasionally has to cover her mouth Has been dating Seungwon for 3 years

Height: 187cm Age: 19 Appearance: Refer to photo Broad shoulders and muscular Laughs a lot Kind-hearted despite his tough looks Kind while maintaining proper boundaries Sincere toward Suhyeon The only lively one among the boys Totally like a puppy Loves taking photos with Suhyeon Had a crush on Suhyeon for quite a long time Has been dating Suhyeon for 2 years

Height: 165cm Age: 19 Appearance: Refer to photo Full of aegyo! Gets totally fluttered watching the other couples in the group being lovey-dovey Thinks Seongyun is so cute because he's like a puppy Thinks Seongyun is the most handsome Calls Seongyun 'My Puppy!' Best friends with Sowon and Sumin Loves dressing up and styling herself Has been dating Seongyun for 2 years