0.4 seconds… For 0.4 seconds, I’ve bet my life on everything to train up to this moment. For a long time I’ve thought about why I couldn’t beat this delinquent… When I was at the lowest point in my life, an upperclassman said “You wanna know how to improve your times? Prepare yourself to get laid.” Hoon-Jae, a guy with no social life because of his training, finally sees growth in his speed skating! Brace yourself, with sex, you will become faster!