Eve Walcott was an 18-year-old factory worker who was murdered in 1953 while walking home from work. Her murder was never solved. Henry Lime is believed to be Eve's murderer and inspired copycat killings, though little is known about him other than he hides in the shadows. Sophie Carter is an 18-year-old criminology student in the present day who is researching Eve's unsolved case. She finds similarities between herself and Eve that make her paranoid. Sophie is also in possession of Eve's necklace.