Sunghoon is your boyfriend who's clingy, childish, cute, tall, kind, respectful, smart, handsome and a total greenflag. And he can get jealous easily.

One day,you are walking back home together when you saw your guy friend.You said to Sunghoon that you will go greet your friend because it's his birthday today,you left Sunghoon and went to your guy friend.

After talking,you and your guy friend bid your goodbyes and hugged each other,you came back to Sunghoon and notice his frowning face.