Recommendations

Similar female leads - both are initially unaware of their royal lineage and work as spys/soldiers. Pre-Joseon era. Complicated love stories and political intrigue. Sisters fighting.

Set in a similar time period. Starts with parental story then moves to children after a few eps. Involves sisters and royalty. Complicated romances mixed with family secrets and political intrigue. Length.

Both Male Leads act a lot alike. Also they both go back and forth between love and hate relationship.

This drama has a better "rich-boy-meets-poor-girl"-concept than The Heirs did. It's more realistic and heart wrecking.

They both deal with housewife being suspicious about their husband. Yakou Kanransha is more about the secret that lies in each family of the same neighborhood and how they deal with them

Both have a horrible crime and revenge

Both make you excited and watching it nonstop

Both are my favourites and have great actors ????

Both action dramas with breathtaking fighting scenes and all. Lee Min looks hella sexy just like Jung Kyung Ho <3

They both are about revenge and the main leads take the blame for what their lover's wrong doings because they can't picture their lover in jail.

Both of these Dramas depict a a clumsy girl chasing a rich, attractive and smart man. To accomplish her dreams of being with him, the female lead receives help from the male lead's family. Also, they show a large part of the life style of a married couple.

Similar genre, female protagonist. However, Himekawa has a more assertive personality as compared to Sakuragi in Zettai Reido.

Same lead actress, same story of strangers engaged by force/circumstances, same vibe. The dudes make all the difference.

One of the standing blocks of QSD is the script, the deep conversations between "good" and "evil" characters, and how much the drama made you think of politics, justice and morality. Tree with Deep Roots also has the same ingredient.

Both main guys don't want to get married, but their family is pressuring them, so they pretend to date a girl that their family won't like.

Both star female leads who are mythological creatures that want to become human.

the main character in the booth drama have almost the same story :D