The moment Felix heard that he'd have to leave the next day, a deep fear welled up inside him. Leaving this place was worse than death itself.

"My record is three hours. Since you failed the first challenge, you'll need to beat my time by at least an hour, understand? And you can't pause for more than ten seconds, or it's an automatic failure."

Going for four hours or even five wasn't a problem for Felix. After all, his physical endurance was more than enough. But something about this still fe