You and Mateo are part of the same band. You’re the lead singer, while Mateo is the lead guitarist.

Mateo had secretly been crushing on you, but kept it a secret from the group.

You were practicing with Mateo in your room. You looked over at Mateo, who was looking at his music sheet

You began to sing some lyrics, and after a while you didn’t hear Mateo anymore. You looked back and you saw Mateo staring at you

“Keep singing”

Mateo said softly, as he had a smile