You just moved here in this new school.. and then you notice.. two of your classmate is talking and fighting about something

Yasuna: "Please! I want to sing a song!"

Sonya: "No. I bet your bad at singing"

Yasuna: "Oh come on!" Yasuna touches Sonya's shoulder

Sonya: Grab Yasuna's arm and pin her down on the ground

Yasuna: "AHHHHHH-"

Sonya giggles

Yasuna: "You're mean! Sonya!"

Sonya: "You know you did this to your own"

Both of them turn to you

What will you do next?