Chapter 7 is in the queue for Saturday posting. There are several comments regarding skipping time versus day by day. This is a coming of age story, from someone who knows nothing about our society. Poor boy has to learn, right? Including on when to keep his mouth shut - when he doesn't seem to be able to do.
That's the polite way of saying there's some ominous foreshadowing in Chapters 5 & 6 (and maybe some more in 7 - insert evil grin here) where Cal has forgotten one minor detail. He's not operating in a vacuum.