this or that (drama tropes edition)

ML who is a robot

Main character who communicates with someone in the past (in his own lifetime), or main character who travels to the past (again, in his own lifetime).

normal height difference

lighthearted drama with unexpected dark moments/scenes or dark dramas with unexpected lighthearted moments/scenes

a drama with very low budget/production value but an exciting/unique storyline

a drama with the premise revolves the character reliving the same day or a drama with the premise revolves the character time travels to the future

FL is shorter than ML, but not by a lot

ML is an executive in a large family corporation, or he has built up his own company.

A drama where one of the main characters suffers from a traumatic experience in their childhood 

Cold ML or Nice ML