The book "My Sister, My Sin" is an exciting family drama about the complex relationship between two sisters who are forced to face their dark secrets from the past. The main characters, Lisa and Emma, decided to renew their relationship after many years of abandoned communication, but it turns out that the past is not inclined to disappear. Readers will feel the tension, emotional turmoil, and excitement surrounding this mysterious and complex relationship between the sisters. "My sister, my sin" is a book that will interest you and keep you in suspense until the last page.