Ailex was one of disruptive and a troublemaker student in class A-2, he was the main reason every student inside of that class becoming a troublemaker who refuse to study or listening to the teacher, Ailex always being disrespectful he did not care whether his actions effect the school's reputation or not, he even make the teachers who teaches class A-2 quitting many time because of the students behaviour inside of that class, especially Ailex.