Kit Kittredge: An American Girl (2008) 'Kit Kittredge: An American Mystery' centers around a young girl living in the struggles of the Great Depression. 10 year old Kit lives in a boarding house her parents own in Cincinnati, Ohio. She has a passion for writing, & dreams of having something of hers put in the local paper someday. With the help of her friends, Sterling & Ruthie, will her dream finally come true?