Everything you need to understand or teach Intermezzo by Sally Rooney.
In Sally Rooney's novel Intermezzo, Peter and Ivan Koubek are reeling after their father's death. However, because the brothers are so different from one another, they do not rely on each other to deal with their grief. Instead, they use their romantic relationships to hide from their pain. The more they let their sorrow go unattended, the more their bitterness over past disagreements festers. Written from the third person point of view, the novel explores themes including grief, love, and desire.