The Girl on the Train is one of the best psychological thrillers that came out in the following years. It is also one of the best debut novels ever given. This book is a who dun it story with multiple characters coming into the role. The plot is told in a first-person perspective with three different narrators, Megan Hipwell, Rachel Watson, and Anna Boyd. The book has used a theme, unreliable narrators, which has been a huge plus to the plot of the book. The story is about the disappearance of a woman, Megan Hipwell and how does it involve the three narrators in the disappearance. As you flip the pages, the book begins to be more interesting and you start to doubt every character because each character has complicated relationships and secrets and each character has committed a mistake in the book. Every character has been given a detailed description and arc, which makes them very unique. Rachel Watson is an alcoholic who is trying to “recover” from her failed marriage. She watches Megan’s couple every day on the train, comparing her past life to theirs. She also tries to visit Tom’s new family and bothers them. She tries to recover her memories because of her blackouts from being an alcoholic. Megan Hipwell is the total opposite of what Rachel thinks she is. She has no happiness because of the abusive husband and is guilty of her dead baby. She starts to have an affair with Tom. This is similar to what happened with Rachel, as Tom and Anna are married. When Megan finds out she is pregnant, she wants to start a new chapter but Tom kills Megan to the affair a secret. Anna is a protective woman for her family. She takes care of her family and looks out for them. She is both an unreliable narrator and victim because she cheated on Tom and was being cheated by Tom. She views herself as a perfect parent and views herself above both Megan and Rachel. In conclusion, this book is a perfect thriller and a must-read with an age restriction. This book is a book that needs to be on the top list for every reader.