Jo Jin-Gab was once a promising judo athlete. He protested against corruption at a game and he was kicked out of the sport. After that, Jo Jin-Gab became a gym teacher. Again, he could not control his anger against the son of the school's chairman. Jo Jin-Gab was once again kicked out of his profession.

• Kim Dong-wook
• Kim Kyung-nam
• Ryu Deok-hwan
• Park Se-young
• Kang Seo-Joon
• Lee Won-jong
• Ahn Sang-woo
• Yoo Su-bin