emeraldarrows

Both dramas are set within a fictional story world. Both FLs are supposed to be the evil SFL in the story, but must change to survive.

Both are short length dramas with a visually impaired ML whose vision/color-vision is restored by the FL's kiss/proximity. Both MLs are CEOs of a perfume company who have designed a special perfume, and the FLs approach them with ulterior motives. The main couple has met previously when the FL saved the ML from a traffic accident. Both dramas are very similar in plot and tone.

Both are short length dramas with a half demon/half human ML and a FL who behaves very differently toward him than he's used to (no fear or power over him).

Both dramas have a similar feel and world-building, both are historical fantasies. Both couples are non human.

Both dramas are light and fluffy historicals with a non-human ML and an endearing FL who has come from another place (heaven vs. the real world).

Both dramas have a matchmaker FL and a non-human ML with similar world-building and a more fluffy tone.

Both are short length dramas with a demon lord ML.
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Both are short length dramas with a demon ML and a quirky, endearing FL.
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Both are short length dramas with a bickering couple, a FL of higher status than the ML, and crime-solving. Both are historically set and have moments of humor.

Both are short length comedic historical dramas featuring loveable bandits engaged to upper class people.

Both dramas are about identity swaps in a gender flipped version of each other - in TOD, a bandit is engaged to a princess who he thinks is a commoner/bandit, and in YTFJ a bandit is engaged to a lady who thinks he's her judge fiancée who he's posing as. Both dramas have a fun tone and don't take themselves seriously.

Both are short length dramas in a Republican Era setting with a domineering ML. One has fantasy elements and the other doesn't, though.