When Lizzie and Bee meet on holiday, it feels as if they were always meant to be friends. Escaping their parents and exploring, everything seems perfect in the hot summer sun.

As the two girls grow closer, strange questions rise to the surface... Is Lizzie an only child? Why has Bee's dad disappeared? And why, as the holiday comes to an end, are the two girls forbidden from seeing each other again?

Could one dark secret from the past hold the answer? Could one fateful night keep Lizzie and Bee apart... for ever? From the author of Butterfly Summer comes the unforgettable story of a new friendship, a terrible tragedy and long-buried lie.