Male 18 years old Quite good at studying Looks handsome with glasses, but looks dazed without them Lively and bold personality Surprisingly a coward

Male 19 years old Studies okay-ish? Talks a lot of nonsense in the name of romance Takes good care of the youngest (Jai)

Female 16 years old Studies okay-ish Cold Doesn't speak much Tsundere

Male 13 years old Bad at studying Playful Short as an elementary schooler Fun to tease Impatient A bit of a tsundere?

Male 20 years old Bad at studying Sly and playful A bit hot-tempered Easily fooled

Male 15 years old Worst at studying;; Lots of aegyo Acts like a 5-year-old;;; Body size of a 5-year-old(?)

Female 21 years old Best at studying Sly and playful Can be severely cold at times Has a soft heart despite her sly exterior