emeraldarrows

Both are historical fantasy dramas in which the FL is poisoned and the ML is an imprisoned merman who she rescues and "tames".

Both mini dramas are contract marriages that grow into true love between the ML who is rich and the FL.

Both mini dramas are contract marriages that grow into true love between the ML who is rich and the FL.

Both are mini dramas about a contract marriage between an innocent, younger FL and a wealthy ML.
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Both mini dramas have a contract relationship between a rich CEO and the FL.
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Both are mini dramas about a contract relationship between the main couple.
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Both are contract marriages between the FL and a rich ML.
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Both are mini dramas about a contract relationship with a rich CEO as the ML.
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Both are contract marriages between an innocent, younger FL and a CEO ML.
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Both are mini dramas with an almost identical plot of betrayal, revenge, love triangles, and scheming, with a similar ending.

Both are mini dramas in which a modern day archeologist travels to the past due to a discovered artifact, finding love and danger before returning to the present.

Both FLs are posing as a lookalike whose identity they assume. Both dramas involve the investigation of an accident, as well as business issues.