You and Key have been Best Friend since young. He’s as if your big brother. Whenever you’re down, he always will be the first one to be there for her no matter what. Whenever it’s your birthday, he will never fails to surprise you with his surprised party and presents. But you only treated him as your big brother, a mega best friend. He didn’t.

“JiEun ah.. I love you.”

“What?”

“As a best friend, of cause!”

“Why didn’t you tell me you love me?”

“You only treated me as big brother, and a mega best friend.”