A debut psychological thriller about a woman who becomes emotionally entangled in a murder investigation because of something she witnesses on her daily commute.

Rachel takes the same commuter train every morning and every night. Every day she rattles over the same track junctions, flashes past the same stretch of cozy suburban homes. And every day she stops at the same signal and she sees the same couple, breakfasting on their roof deck, living the perfect life that Rachel craves for herselfa lifestyle she recently lost. She looks forward to observing this household every morning, even makes up names and narratives for its residents. Then one day Rachel sees someone new in their garden, and soon after, the woman who lived there disappears.

Unable to keep this information to herself, Rachel offers what she knows to the police, and in the process is drawn into the lives of the couple she thought of as Jason and Jess but whose namesshe has learned from the newsare really Megan and Scott Hipwell.

But the police accuse Rachel of being unreliable, and it’s true that her memories can’t always be trusted. Plus there are the stories that her ex-husband’s new wife has been spreading about her. By the time Megan’s body is found, Rachel is in over her head, intricately entangled in the details of the investigation, as well as in the lives of everyone involved. Has she put others in danger? Has she done more harm than good?

A compulsively readable, emotionally immersive, Hitchcockian thriller that draws comparisons to Gone Girl,The Silent Wife, or Before I Go to Sleep, this is an electrifying debut embraced by readers across markets and categories.

A debut psychological thriller that will forever change the way you look at other people's lives.

Rachel takes the same commuter train every morning. Every day she rattles down the track, flashes past a stretch of cozy suburban homes, and stops at the signal that allows her to daily watch the same couple breakfasting on their deck. She’s even started to feel like she knows them. ?Jess and Jason,” she calls them. Their life?as she sees it?is perfect. Not unlike the life she recently lost.

And then she sees something shocking. It’s only a minute until the train moves on, but it’s enough. Now everything’s changed. Unable to keep it to herself, Rachel offers what she knows to the police, and becomes inextricably entwined in what happens next, as well as in the lives of everyone involved. Has she done more harm than good?

Compulsively readable, The Girl on the Train is an emotionally immersive, Hitchcockian thriller and an electrifying debut.