'Something strange has happened to the public swimming pool at New Lourdes, Victoria. The water is no longer level and is rumoured to have curative powers. When sixteen-year-old Wolfgang Mulqueen takes a summer job at the pool, he meets Audrey, a blind girl who claims she's nocturnal.
'With the discovery of a butterfly unknown to science, and an unusual request from Audrey's father, Wolfgang finds himself drawn into an eighteen-year-old mystery, the tragic resolution of which will change his life forever.'
Source: Publisher's blurb.