Everything you need to understand or teach The Life Impossible by Matt Haig.
The Life Impossible is a novel by Matt Haig that tells the story of Grace Winters, a retired former math teacher who moves to the Spanish island of Ibiza after an old friend mysteriously disappears and leaves Grace a house in her will. On the island, Grace soon discovers that nothing is as it seems. The novel deals with themes of ageing, grief, and environmentalism.