Recommendations

From the same writers (Hong sisters), both shows are high fantasy + romance. They have strong female leads with supernatural abilities who is on a mission related to her past and can fight well. Both have good special effects and some comedic elements to it as well.

although one is set in a university and the other in adulthood the feel is the same. the is a charter in both that is the youngest son of a conglomerate and is abused by his father.

Fluffy dramas with the main duo solving crimes, conspiracies, and mysteries in ancient China. The main characters' relationship is somewhat antagonist, with one forced to work for the other.

Both are fluffy dramas about a duo solving mysteries and crimes in ancient China.
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Both feature a crime-solving duo with supporting characters.
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FL "dies" and comes back in another girl's face/body. FL is a strong, intelligent, and clever character who takes revenge upon those who wronged her. The ML is a good fighter with the FL his weak spot. Both are historical setting and part of the plot revolves around a plague outbreak with the FL attempting to find a cure.

While different in plot and tone, both feature a FL who ends up in another girl's body and lives under her identity with her family. The ML has a secret, darker identity than the persona he seems to be. Both are short length dramas.

FL transmigrates to another girl's body and assumes her identity.
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FL finds herself in an arranged marriage with the ML that turns into genuine love. The ML hides his true identity/personality behind a different persona (pretending to be a eunuch vs. pretending to be unintelligent).

Both feature arranged marriages turning into love and a scheming brother trying to destroy the ML.
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FL finds herself unexpectently married to the ML in an arranged marriage. She is not the person she appears/is pretending to be. The marriage ends up turning into true love.

Both feature arranged marriage turning into genuine devoted love in a historical setting. ML is strong and skilled at martial arts (although he's hiding it in TOGYNS), FL is intelligent and clever.

ML has secret, secondary identity while pretending to be a different sort of personality (weak, playboy). In both, he unexpectently "acquires" the FL (as a wife vs. a maid) and falls in love with her.

FL finds herself forced to marry ML. ML is bullied by his family and FL defends him, causing him to fall in love with her. ML pretends to be weak, while hiding a secret identity.

Both the show started exactly like same as-
1. Older woman/ younger man
2.family/ sibling like relationship between leads
3.some of the scenes are exactly like same as SITR
4. Both leads have great chemistry and
5.leads of both shows are cute and handsome
It's an adaption with its own colour