Kiki's activites

There is this korean historical manga whose name I can't recall where the ML brings a mistress to make the FL jealous. Can anyone please tell me the name of the story.

Can someone please explain what's going on ?

The fl is incredibly amazing. I'm so glad that I came across this story, every chapter of this story kept me engrossed so, pls keep uploading the chapters.

This FL just gave me the chills. A murderer FL hell yeah !!

Oh please keep your sorry to urself actually you did a huge favor by breaking up with her.