both drama have main characters childhood dark incident and because of that one character got weird illness both drama have one character is cure of other character. boss employee theme both drama have.

dr. koto synopsis first few line remind me romantic dr. kim

both female lead is cop and have special ability of to solve case after got on an accident

male lead jerry yan is same
in both jerry yan is an illegitimate child
in both jerry yan and his female lead have love triangle with his step brother
in both female lead work for his step brother's office
office romance

both female lead disguise as man and met prince , and prince found their real identity long before but kept it secret for female lead sake . when confront moment come prince express their love but both female lead reject it not because they don't love them its cause they can't love anyone they have their own responsibility/mission to complete so they don't want to distract themselves by it.

both FL engaged with ML who is crown prince of highest god/spiritual kingdom. initially FL avoid this engagement but she can't resist to avoid ML obsession for her and finally she fall for him. on the other side FL is hiding secret from ML and world that she trying to awake his great master from long sleep which is consequences of damage of his spiritual energy .

both drama involve FL as fake princess , replacement bride for ML who is crown-prince/king, one have throne without power other have power and desire for throne .

both have some similar concept male lead marry female lead to achieve his target against female lead family , have hold love and revenge as same time . push and pull relation always have flavor of hate/love/obsession .

if you like one of them with stupid concept without logic , with lots of flaws and still you love the chemistry of main lead then you can definitely go for other one without hesitation . though both have same concept in different way, female lead enter the territory/world whom she didn't belong and met male lead thats how story start ................................................................to be continued.

both female lead have crush on male lead in her early age their crush/love never decreases only increases day by day she follows him on every step from school , college to profession life . and only get rejection in return her love is so high for him so she never mind his ignored behavior. situation and people helped her to near him . she is daughter of male leads parents friend who is single parent and situation allow her to live her in his house.

Married life of both the couple start with on condition/bet. Someone's life is at stake, so one couple marries , the property and love were on the stake other side, the second couple marries. pull and push relation , one love other reject in the end both accept their feelings.

a simple woman met an agent/detective and involve in investigation she has own ability to solve case