Changbin and Felix have been best friends since kindergarten. They're thick as thieves. The two of them even decided to live together. At first, their lives were enjoyable and quite nice. But now, their financial stability is faltering. Neither of them could find a nice job. Well- Changbin managed to find the most dangerous one; but he thought it was worth it for Felix. What he found was an underground boxing joint.

"Please don't go today. What if you get hurt?" Felix murmured sheepishly.