New York City. Two in the morning. A subway car heading uptown. Jack Reacher, plus five other passengers. Four are okay. The fifth isn't. In the next few tense seconds Reacher will make a choice--and trigger an electrifying chain of events in this gritty, gripping masterwork of suspense by #1 New York times bestseller Lee Child. Susan Mark was the fifth passenger. She had a lonely heart, an estranged son, and a big secret.