Kiss For The Sin

"You need to give me three every day, that's the only way you can have me as your husband" "Three, what?! K-?" "Yes, . Sound easy to do, right?" He smirk and lean closer to me "Not unless you wanted more than just a " "W-What do you mean by that?" "Just so you know, I can accept more but not less of what I ask from you" --- Herravie is the only woman who's using the name Costello for the sake of revenge. For her, the only reason she was born is to die. Her existence only means one thing- vengeance. But her life suddenly turn upside down when she accepted the mission given to her related to the death of her real parents. She must pretend to be someone, for her to become the wife of Sain Czar Ildefonso. She needs to spy on him and then kill him afterward. She thought it was a very easy task to do. She just has to be his wife for everyone's eyes and then kill him. She doesn't need to waste a sweat to please him. But things become out of control when suddenly it turns out that he is the bane of the meaning of her existence and she becomes the subject of all his desire. Will she be able to complete her mission or end up defying everything that was planned just because of a three ? The three dangerous .