What I Was by Meg Rosoff (2007)
In the 1960s, off the coast of East Anglia, a disgruntled boarding school student develops an obsessive friendship with a boy living by himself at the edge of the sea.
In the 1960s, off the coast of East Anglia, a disgruntled boarding school student develops an obsessive friendship with a boy living by himself at the edge of the sea.