- time travel
- main characters ''mission'' is to make the other person happy
- highschool
- main character having a difficult adult life

main character getting ''forced'' into a ''game'' both high school romance kdramas
kpop idol(s) cast

both based in high school, fl getting an anonymous confession and trying to figure out who it is from

high school version of a business proposal, fake relationship then starts dating only thing there isnt in common is the girl is the ''popular'' one