It's hard to say for sure from just chapter 1. Maybe there are hints or foreshadowing, but we need more context to know if they will have dinner tonight.
Jin Chao Jin Chao was a Chinese word that was pronounced as jīnzhāo, meaning this morning, today, present, present, and this dynasty, referring to the dynasty at that time. The antonyms were present, present. Jinchao Jinchao had no specific meaning or usage.