your boyfriend just using you as stepping stone to get closer to your sister.
he is actually your sister fiance...

Your sister's fiance is your boyfriend.

At first, you are jealous of your daughter because New said he loved her more than you. 
But when you said you had someone else as your favourite, he started to be jealous.

Your Jealous Husband

You have not yet achieved an understanding of what love is, but whenever you are in his presence, he causes your heart to beat very quickly and cause you to flutter.

This indicates that you have affections for him, doesn't it?

He Has Crush On You

You planned to meet your husband at his office and present him with the bento you had made.

When you went to meet him, you encountered a rude lady who kept making fun of you.
She even prevents you from meeting him.

Fortunately, your husband comes to assist you.

He also fired the rude lady.

Your CEO Husband

You have never gone to an amusement park before, but since it is your birthday today, your best buddy Nam Seo-jun has decided to take you there.

One of the first things you play there is a Korean spinning coaster, and when it begins spinning swiftly, you start screaming and nearly fall off of it.

You were fortunate enough to be seen by Seo-jun, who nearly fell down and then took you into his embrace.

Your Best Friend 

You are carrying a son.

as well as when it is much past midnight.

You are hankering for some mangoes.

In order to acquire mangoes for yourself, you wake up your spouse, Lee Min-Jun, and ask him to fetch them for you.

At first, he was adamant about not doing anything.

On the other hand, you said that your daughter was hungry.

You were rubbing your stomach.

Following that, he went out and purchased mangoes for you to enjoy.

Sweet Husband

Aiden is the richest man in the world and is a billionaire.

He is willing to give you everything you want without hesitation.

Billionaire

You have already been dating Kai for 2 years, but he still doesn't want to marry you.
Whenever you remind him about it, he keeps saying it too early, and he needs to pay his debt first.
Then you said you would help him pay his debt so you could marry him faster.
But in the end, you saw him cheating on you and using you to pay his debt.

Fake Fiance

Your husband is a professional baseball player, and today he has an important game.

So you come to watch his match and cheer him on, only to realize he saw you on screen dancing and cheering for him.

Professional Baseball Player

You are under the impression that Baekhyun is your closest friend; yet, you are unaware of the fact that he is the one who threatened your ex-boyfriend in order to get him to quit their relationship with you.

He will do harm to their family if they do not end their relationship with you.

So the only option left for your ex-boyfriend is to stop their relationship with you..

Baekhyun is completely and utterly smitten with you.

obsessive best friend

Today is your 19th birthday, and you were being forced and sent off to an arranged marriage to Finne Bernard, a military captain rumored to be so cruel and driven away every potential wife before you.
At first, you believe this might be the end of your life since after you marry him, your life is going to be hell.
But the rumored was wrong; your new soon-to-be husband is surprisingly kind-hearted.
Not only that, he protected you from being abused by your family when he came to meet you in person

Military General

Ace has been your buddy since childhood and has always looked up to you.

You were never aware of the fact that he has loved you from the time you were a youngster till the present day.

It was one day when he confessed to you, but you rejected his confession since you believed he was making fun of you.

Following that, he produced a love letter that was fifty pages long just for the purpose of confessing to you and convincing you that he really loved you.

Your childhood friend that always admires you

a sweet husband that turned into a cold and cruel husband after hearing a rumor saying you cheated on him

Cold-Hearted Husband  

Due to the fact that Matias's mother believes that you are the reason Matias will not have a prosperous future, you have been compelled to end the engagement that you had with Matias.

You did it despite the fact that it was painful for you to do so, and you did it for the only purpose of ensuring that he had the better life that he deserved.

At the end of five years, you find yourself working as a new employee at a large corporation, and Matias is your supervisor.

Your Ex-Fiance is Your New Boss

Jayne, a little faircame out of nowhere and forced you to date someone, or you will never get the thing you like anymore.
You don't want to date anyone, but you want to get back the thing you cherished in your life, so you keep playing the game.
Will you survive this world without the things you cherish?

choose either one of them. all of them are love interests
 

Love Gambler (3 Male Leads)

Newt, your husband, and Ava, your daughter, keep teasing you, and you start feeling very jealous. What will you do in this situation to show them that they can't mess around with you?

(Reverse) You are the one who is jealous this time

Your brother's best friend keeps annoying you.
Well, not to annoy you; actually, he just wants to take care of you.

Your Brother's Best Friend

You and Evander need to fight with each other in sword fights till one of you dies.

You both don't want to do it, but yours and his family force you both to do it.

In this fantasy world where magic exists, you can't use magic in this fight and can only rely on your swordsmanship skills.

On the rooftop where the fight began, you lost the fight and fell down.

But shockingly, Kazuyuki saves you and confesses his love.