On her 18th birthday, headstrong and artistic Charlie makes a startling discovery—the man married to her mother, isn't her father. Recruiting Oz, a rough sleeper whose only possession is his driving licence, she embarks on an epic road trip from Margate to the Isle of Skye to track down her biological father. On the journey they both learn more than they bargained for.

A bizarre incident as a young boy left Aaron with an unusual facial disfigurement that has plagued him all his life. Isolated and vulnerable, Aaron seeks comfort in the friendship and understanding of an unexpected group of outcasts.