emeraldarrows

Both are short dramas in which the ML is a water god who falls in love with the human FL.
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Both FLs are destined brides to the ML who is a supernatural being. Both dramas have an identical umbrella scene in the first episode.

Both are mini dramas in which the ML are water gods destined to marry the mortal FL. One is historical, the other modern day.

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Both having cloning/someone trying to save themselves or someone they love by creating clones. The original human and the clone have very different personalities.

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Both are xianxia dramas in which the ML is a dragon who becomes involved with the human FL. Both FLs are (at least in one life) a cultivator.

Both are about identical twin FLs with very different personalities. Due to an accident, the spirited twin ends up married to the ML in place of her sister.

Both are historical mini dramas in which the leads are spies who seem initially to be on opposite sides but are actually on the same side.

Both are historical dramas involving palace intrigue and a deep connection between the leads going back to their childhoods. In both dramas, one or both of the leads has the supernatural ability to see the future.

Both are historical dramas with palace politics and a childhood meeting then separation between the leads. Both dramas involve mystical powers (shamanism vs. fortune telling/seeing the future) and have a very similar feel and pacing.