The King's Affection

Comedic film of a fusion-historical genre. Cute lover boy Heo Saek becomes Joseon's first male gisaeng and a flower-like woman named Hae Won who thinks ahead of her time, search for true love together.

Fang Jia Hua is the successor of a business. His dream is to open a chocolate store and be an expert in chocolate. He ends up leaving his business and his family to fulfill his dream. Hong Xi En is someone who spent her days slogging and taking up part time work. One day, she ends up working for him and above all, she has to dress herself as a man for the job.

The similarities :

- cross-dressing crown princes (FLs) that actually a women.
-the MLs is also a high ranking person

The New Yoshiwara pleasure district, in the twilight years of the Edo Period. Popular prostitute Asagiri will soon be freed from her indentured service. One day at a local festival, she meets young artisan Hanjiro who changes her destiny. Asagiri feels love for the first time in her life, but the history involving Hanjiro's client leads to tragic circumstances.

Crown Prince Yi Gak finds that he has been transported from the Joseon Dynasty to modern-day Seoul. He meets Hong Se Na, who bears a striking resemblance to his dead wife, and is determined to solve the 300-year-old mystery of her death. With his own resemblance to the CEO’s grandson at the company where Se Na works, Gak assumes the identity of the young man to stay close to her. Can the Crown Prince navigate a modern corporation to find clues to his own time period?

It is believed that when a person dies, their soul spends 49 days in Jungcheon, or Purgatory before their eternal fate is decided - heaven, hell or rebirth. That's where accomplished demon hunter Yi Kwak finds himself as he lies on the edge of death in our world. Blessed with astounding swordsmanship and the uncanny ability to see the evil spirits invisible to most, Yi enlisted with the royal squad of elite demon exterminators, the Chuhyongdae, following his fiancee's tragic death. In Jungcheon, he finds Yon Hwa again, but she does not recognize him - she is a spirit of the afterlife now, severed from earthly memories. Moreover, she is deeply entangled in a great war between the white-clad warriors of reincarnation and a swarm of dark spirits determined to forever shatter the cycle of life and death. The battle is desperately close to a terrifying conclusion, so Yi must draw his sword to defend the woman he loves and all they hold dear - and confront the same soul that was once like a father to him.

Kim Boong Do is a scholar who had supported the reinstatement of Queen In Hyun when Jang Hee Bin's schemes resulted in her being deposed and replaced as King Suk Jong's queen consort. He travels 300 years into the future of modern Seoul and meets Choi Hee Jin, a no-name actress who is expecting a career renaissance through her role as Queen In Hyun in a TV drama

Hong Shim's family is brutally murdered with the exception of her and her older brother as they escaped. They're later separated as her brother hides her and uses himself as bait to lure away the people sent to kill their family away from her. He ends up being caught and is forced to work for the same person who kills his family in order to protect his sister. Crown prince Lee Yul or Won Deuk (the name he is given by Hong Shim's adopted father after he finds him with his memories gone) set a decree as a crown Prince before losing his memories that every single woman 28 and older must marry. And because of this law combined with his memory/ identity loss, he becomes Hong Shim's husband due to a lie her father spun out and she played along with to avoid being flogged.

Zhu Yan Zhi, disguised as a man, seeks to learn martial arts with an elite clan. Once she begins her intense training, Zhu finds herself at odds with her trainer and superior, Liang.

Miki Ogawa yearned to live the life of a lovely girl and moved to the city from the countryside because of this. She holds a job at a fashion mail order company. Miki Ogawa also has a secret. She is transgender. Although she has a pretty woman's appearance, her sex is male. One day, Tadaomi Goto appears in front of Miki Ogawa. They graduated from the same high school. Tadaomi Goto is flustered by Miki's different appearance, but they happen to become roommates.

Both shows share the same energy and a few of the same actors. Please watch both to be the judge? It's almost canny. I get a sense of where the show will go based on similar dramas, but Mr. Queen definitely gives the same vibes.

Set in 1398. Kim Min Jae is the supreme commander of the Joseon Dynasty. He falls in love for the first time and for that woman he takes risks.
Yi Bang Won is the King’s son. He helped his father set up the Joseon Dynasty era, but he was not picked as the Crown Prince. He still holds ambitions of becoming the King one day.
Jin is Kim Min Jae’s son and the King’s son-in-law. Due to his position as the King’s son-in-law, he is unable to take part in politics and only seeks out pleasure.

Episodic saga from the first half of the 20th century follows Hero Hua from an ill-omened June day in his youth to a showdown 17 years later with a disaffected member of his martial-arts school, a Japanese named Invincible. Tensions between Chinese and Japanese, plus U.S. racism, mark the tale. Hero marries Jade, leaves her in China when he goes to America as an indentured servant, rebels against cruel labor conditions, and is joined by her in New York City where she has twins. Jump ahead 16 years: their son Sword comes to New York looking for his father. There, Sword hears many stories of his father, which we see in flashbacks, and the stage is set for the battle with Invincible.

The series tells the story of a man-turned-immortal, Bulgasal, who wants revenge from a woman with a mysterious past and present, who he deems responsible for his immortality and miseries from the past 600 years, hoping to free himself from his curse.

Both are historicals where w woman pretends to be a man. There are many historicals where a woman pretends to be a man, but what makes this two shows similar is that the woman started to pretend to be a man after her brother's death (and she takes identity of her brother).