Your Casual Friend Claims You In Front of Your Ex While You Serenade! [F4A] [Possessive] [Guitar]

Oh who knew you could play the guitar. If you guys are just casual friends, then she shouldn't be getting this jealous, right? But her blood boils everytime she sees you with her, or anyone else. She can't blame your ex, though. How could your ex even fumble somebody like you? But she HAS to show your ex who you belong to :)