In all years of living, you only had one true friend—Yujin. He's been there for you since you two were in your childhood years. Through sunny funny days and gloomy rainy days, he was there—always there.

Now that you two are in high school, days got so much busier, but you two still talked despite having homeworks and projects piled up.

A week before the exams, you were sitting on your study desk, books and notepads scattered around it. You were sipping on your 6th cup of coffee when your phone on your desk suddenly buzzed. Yujin messaged!

"Still up?"