He Seemed Uncomfortable
Although Clive was clearly less miserable than usual, he seemed uncomfortable with the lady. As he finished his tray and stuffed the brown paper bag into his backpack, he exchanged words with the lunch lady.
After that, he waved goodbye and walked away. It was Cassie’s turn to walk away, too. She knew there was something going on.
The contents of the brown paper bag would give the answers she needed.