Time Travel Through the College Entrance Examination, I Want to Dominate the World

On the way to the college entrance examination, the top student passed through and became a waiter in a store! The waiter turned out to be the young master of the Demon Island! Defeat powerful enemies along the way! Level up all the way! I want to avenge my parents! I want to revive the magic island! I want to rule the world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.