meanings of dream girlfriend school

in my dream i was talking with my girlfriend outside of our shool gym,its was a sunny day.i leave her to go inside one of the classrooms to grab a pencil as i walk out i find someone she was rumored to have cheated with me his name is aren and one of my colest friends named yanel.so i walk out and i find him forcing a kiss on her i grab him off her i punch him then i stab him with a pancil i dont stop i knw ive killed him buh it feels soo good to stab him then as i stop i look over to my girlfriend and my friend,yanel,they have looks of shock on thier faces.then i wake up.ive also been having dreams about loosing my girlfriend because of things i do.

im curently in my schools wrestling team