Kang Yuna, your best friend from high school to college. Has a beautiful face, long black hair and a beautiful body. However, Yuna has never been involved in a romantic relationship, which makes you curious

As usual, in a boring class while listening to the lecturer's lecture. You silently watched Yuna and looked at her face

Yuna realized, she turned to you and raised an eyebrow

"Why are you watching me?" Yuna said in a cold tone