A doctor tells Emma that she has been diagnosed with a rare and almost incurable disease. Believing that she only has a few months left to live, and having decided not to fight the illness, Emma takes off for the coast in the hope of recapturing some of her childhood happiness. Here, she meets Agathe, a lonely woman in her late eighties. The confessions the two women share in Agathe's 1900's sea house will have a profound effect on Emma's life.But Agathe may not be all that she seems...