Both FLs are wealthy and MLs are their bodyguards who are hiding many secrets, making the FL torn between trusting them or not.

Both are historical dramas in which the FL marries the ML under a false identity, and the two are of very different social status. Both MLs have a brother or cousin who is scheming against them, and the MLs also have many secrets.

Both are a romance between a human and an alien who comes to earth and hides their identity and powers.

Both have a historical setting and begin with the poorer FL attending school and being bullied by the rich and arrogant ML. There is a SML who is kinder but weaker-willed who becomes part of the love triangle with the leads.

One is historical and the other modern day but both dramas are about the growing relationship between the rich and arrogant ML who initially bullies the FL and the poor but spunky and strong-willed FL who attend school together. Both dramas have a kinder but weaker-willed SML who is in the love triangle with the leads.

Both are mini dramas centered around revenge and set in the Republican Era. Both FLs don't trust the MLs at first.

Both are Republican Era mini dramas in which the FL is plotting her revenge against her new husband or his family.

Both have a FL from modern day world entering a fictional historical world and falling in love with the ML. Both have VR elements.

Both have a FL from modern day world entering a fictional historical world and falling in love with the ML. Both have VR elements.

Both have a FL from modern day world entering a fictional historical world and falling in love with the ML. Both have VR elements.

Both have a person from modern day world entering a fictional historical world and falling in love with the ML. Both have VR elements.

Both have a FL from modern day world entering a fictional historical world and falling in love with the ML. Both have VR elements.