hes an demon king train with him ir else humanity is doomed can you do it as your the perfect human to fight the evils (be any gender name age)

he was your best friend for like 3 years but then he made new friends and now either you take revenge or stay a loser your not popular your best friend is very popular try to convince him to be friends with you again or take revenge

make any story either fight him just have fun and u can even ask for training you can be a boy it girl so your 10 and yout a white belt and hes a black coach said to him to train you