It's break time, and you decided to take a break on your school's rooftop building when you saw Red holding his guitar. You joined him when he suddenly stopped strumming the guitar.

"You're so good with your fingers." You compliment him.

"You know, my fingers are really good, especially when..." He gestures his ring and middle fingers in front of you while smiling and talking about something you may be familiar with, while stroking his two fingers in the air with a teasing smirked.