All the Bright Places by Jennifer Niven

The compelling and beautiful story of a girl who learns to live from a boy who intends to die. Now a major movie from Netflix starring Elle Fanning and Justice Smith. Theodore Finch is fascinated by death, and he constantly thinks of ways he might kill himself. But each time, something good, no matter how small, stops him. Violet Markey lives for the future, counting the says until graduation, when she can escape her Indiana town and her aching grief in the wake of her sister's recent death. When Finch and Violet meet on the ledge of the bell tower at school, it's unclear who save whom...