A diary by an unnamed drug addict from an upper middle-class neighborhood in Santa Monica documents the ruination of her life after experimenting with drugs and alcohol at a party, after which she rejects everything she once cared about.

Doris has mostly kept to herself since the terrible waterslide incident a few years ago. Nell had to leave behind her best friends, perfect life, and too-good-to-be-true boyfriend in Chicago to move to Alabama. Grant was the star quarterback whose drinking problem has all but destroyed his life. What do these three have in common? A summer job working in a store called Unclaimed Baggage, cataloging and selling other people's lost luggage. Will they...