emeraldarrows

Both are Chinese fantasy/historical movies with a similar style and vibe, as well as extensive CGI/special effects.

Both have the same setting, very similar plot and characters, and focus on the same events. Both also have the same style.

Both MLs are almost supernaturally unlucky, causing them to constantly get into trouble. The other lead is very lucky.

Both are mini dramas in which the lead has an unusually high sense of smell which they use to solve unusual murder mysteries.

Both are Republican Era mini dramas set in a town where murders and wrongful deaths have taken place, with a policeman ML and smart FL trying to solve the cases.

Both are mini dramas in which the FLs enter a game world and fall in love with the main character.
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Both FLs are in a VR world of romance (script vs. game) in which they have to fix the story and in the process fall in love with the domineering CEO ML.

Both are historical Chinese movies focusing on a love story between the emperor and a man who he meets and saves.

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Both focus on police and have a "case of the week" sort of format.
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Both are mystery dramas in which the MLs "die" in a boat explosion and return years later with a new identity. The FL instantly suspects their true identity and keeps testing them. Both MLs are looking for some object they left behind.

Both are historical mini dramas that begin with the FL being wronged in some way and meeting other people including a love interest to help her. Both FLs are skilled embroiderers or seamstresses.