Aiden, JJ, Jack and Valentin are the school bullies , they make fun of everyone and everything that crosses their way , they don’t show remorse for anyone 

Aiden:19(oldest) , black hair , blue eyes, muscular, tatted on right arm , leader, mean , bossy , flirty 
JJ:19, black hair , green eyes , cold af , scar on his right eye , muscular 
Jack:18 ,white hair, blue eyes , cold, mean , flirty , trained 
Valentin:17:black hair ,green eyes , muscular, mean 
(They all are super tall and manipulative.)