The book tells the story of a man who wakes up one morning to find himself transformed into a giant insect. His transformation causes him to lose his job and become ostracized from his family, who are horrified and repulsed by his new form. As he grapples with his new reality, he becomes increasingly isolated and starts to lose his sense of humanity. The book explores themes of alienation, guilt, and identity, and is a profound examination of the human condition.

The book is a poignant collection of letters written by a Javanese noblewoman at the turn of the 20th century, offering a rare glimpse into the life and thoughts of a woman caught between traditional Javanese culture and the encroaching influence of Western ideas. Through her correspondence, she passionately advocates for the education and emancipation of women in her society, expressing her own desires for intellectual growth and her frustrations with the limitations imposed by her status. Her letters reveal her deep reflections on colonialism, social justice, and the struggle for gender equality, providing a powerful voice for the women of her time and inspiring future generations in the fight for women's rights.