Cracks (2009)

Set in an elite British boarding school in the 1930s, this film revolves around a charismatic teacher and her special bond with her students, particularly the diving team she coaches. The arrival of a mysterious Spanish student disrupts the established order, leading to jealousy, obsession, and a scandalous unraveling of relationships. The story brilliantly explores themes of desire, loyalty, and the loss of innocence. Highly recommended for its captivating performances, atmospheric setting, and a compelling narrative that delves into the complexities of adolescent emotions.