> About identical twins with different personality
> The other twin is evil and the other twin is kind hearted
> One of the twin assume the identity of the other twin which made other people confused

>Both makjang series
>Both female lead got pregnant and supposed to get married unfortunately their baby died because of such circumstances
>Both second female lead are in love with the boyfriend of the female lead
>Both male lead betrayed the female lead for the second lead
>Both female lead vows revenge
>Both female lead change their name to hide their true identity

In Influence, the second female lead took the blame of the first male lead for murdering a man for self defense to save her friend. So the second female lead went to juvenile. in the Innocent man, the male lead took the blame of the female lead - his girlfriend for murdering a man by self defense. So the male lead went to jail.

>Both female leads are cold hearted because of their tragic past
>Both of their parents get remarried
>The second female leads are kind but they are hated by the cold blooded stepsister
>Both female leads want to steal the guy likes of that second female lead
>The male lead falls in love with the cold female lead

Kuzu no Honkai and Melancholia both deals with teacher who have some sexual relationship with their student and age gap also.

Both the female leads are teachers who falls in love with their student. Chugakusei Nikki does not show any nudity or steamy scenes.

Both dramas are all about having a sexual relationship between a teacher and a student with an age gap also.

> All about infidelity and cheating
> Husband replaces their wife to someone who is younger and beautiful
> Both husband/wife retaliates
> It's just that Seisei Surhodo Aishiteru is normalizing affairs with a happy ending while The World of the Married shows the consequences of an infidel partner

Miss Mermaid and Miss Monte Cristo are both makjang.
Both female leads are aiming for revenge because of the person who betrayed them. In miss mermaid the daughter was betrayed by her own father because the father marries a rich woman while in miss montecristo the female lead was betrayed by her own friends, one of her friends married her boyfriend and one of friend plagiarizes her work. Both the female leads carefully plot their revenge by carefully tormenting the people who made them suffer. Both of the female lead uses the male lead for revenge.

Both series are makjangs that has elements of infidelity, betrayal and revenge. The cinematography are very good!!

> It's about cheating / infidelity
> Elements of makjang is present such as - revenge and betrayal
> It's filled with scenes likes slapping and hair pulling

> Both identical twins
> They get switched also
> W no higeki is tragedy while Nice witch is comedy