At the library corner, Kai tried to solve a riddle clue while holding a squeaky clipboard. Kai felt suspicious, but he hid it by staring at his hands. My classmate noticed the tight shoulders and decided not to interrupt. Then the whistle blew too soon. Hector looked confident on the outside, yet he was quietly worried that Kai might quit. Neither of them said those thoughts out loud, so the moment felt calm even while both hearts raced.