Detective 

ML is a crown prince or king

FL rich to rags

cheek kisses or forehead kisses :3

a birth secret which will suddenly propel an outside main character into the wealthy family


Historical where FL is a commoner  chef or a noble princess

Noble princess 

main leads shopping at supermarket together or shopping for clothes at the mall

lot of contact with her ex

main character with mommy issues or daddy issues 

Coma ( I don't know why amnesia annoys me so much lol)


Family secret - Paternity of a child in question or an Unknown half-sibling  pops up

half sibling!

drama that follows the life of idols or athletes

both

FL is a princess or queen

princess

main characters are high schoolers or in their 30s

in their 30s

Action dramas - with romance or no romance?