A young thief is living his life just for fun and troubled. When he meets his childhood crush, he decides to join an army to win the girl's heart over a perfect boy who is a soldier and falls in love with her. From Zero to Hero, he has trained himself hard to be ready to fight after he found out that there's a villain trying to conquer the city.

Khun Phaen Begins

Arnold is a clever student who has won many academic awards. One day, he meets Bee who has an underground business of helping students to cheat their exams. Bee asks Arnold to join his cheating ring and offers him a lot of money. While Arnold is considering working with Bee, at his school, many students are not happy with the school’s disrespect of their freedom and they organize a big protest.