"Regeneration" is a historical and anti-war novel set in a mental hospital during World War I. The narrative focuses on the experiences and interactions of a psychiatrist and his patients, most of whom are soldiers suffering from severe shell shock. The novel explores themes of masculinity, identity, and the psychological effects of war, while also critiquing the societal pressures and expectations that led many men to enlist and subsequently suffer from mental trauma.

The novel chronicles the life of Christopher Tietjens, an officer in the British Army during World War I, and his complex relationships with two women: his adulterous wife Sylvia and a young suffragette named Valentine. The story is set against the backdrop of a changing society and the devastation of war, exploring themes of duty, honor, and the struggle between traditional values and modernism.

"Birdsong" is a historical novel that explores the horrors of World War I through the eyes of Stephen Wraysford, a young Englishman. The narrative alternates between Stephen's passionate love affair with a married woman in pre-war France and his experiences in the trenches of the Western Front. The novel also includes a subplot set in the 1970s, where Stephen's granddaughter tries to unravel the mystery of her grandfather's past. The book is a poignant exploration of love, war, and the endurance of the human spirit.

"The Ghost Road" is a historical novel set during World War I that follows the experiences of a British army officer undergoing treatment for shell shock at a mental hospital. The narrative alternates between his perspective and that of his psychiatrist, who is fascinated by the psychological effects of war. The novel explores themes of trauma, memory, and the brutal realities of war, while also delving into the psychiatrist's own past experiences with a headhunting tribe in the South Pacific.

"The Children's Book" is a historical novel that explores the lives of several families, primarily the Wellwoods, from the end of the Victorian era through World War I. The story delves into the complex relationships between parents and children, the influence of storytelling, and the impact of political and social changes on personal lives. It also portrays the struggles of women's suffrage, socialism, and the arts and crafts movement. The narrative is intricately woven with fairy tales and myths, reflecting the characters' inner lives and the era's cultural milieu.

"The Eye in the Door" is a historical novel set during World War I. The story follows a British army officer suffering from shell shock, as well as his psychologist, as they navigate the traumas of war and the tumultuous political climate. The book explores themes of mental illness, homosexuality, and the societal pressures of the time, all against the backdrop of the war and its effects on those involved.