"Everything I Never Told You" is a novel by Celeste Ng that explores the complexities of family dynamics and the impact of societal expectations. Set in the 1970s, it follows the story of the Lee family, particularly focusing on the death of their middle daughter, Lydia. The narrative unfolds through flashbacks, revealing the pressures Lydia faced from her parents, who had their own unfulfilled dreams. The book delves into themes of identity, race, and the struggle for acceptance. As the family grapples with their grief, secrets and misunderstandings come to light, highlighting how communication failures can lead to tragedy. The story emphasizes the importance of understanding and connection within families.