When an affair ends badly and her career takes a nosedive, Erin returns to spend a holiday weekend at the family farm with her chronically ill mother, and her aunt-turned-carer. She learns shortly before her arrival that her mother has decided to take matters into her own hands and end her own life . . . the following Tuesday.
Doing her imperfect best to follow her mother's wishes, Erin finds herself having to grow up quickly as she prepares for the loss of a fiery, independent woman - a former competitive swimmer, like her sister and daughter - and one last swim together in the cold New Zealand sea.
