Stephanie Healy, a bank worker, disappears after a rehearsal with her church choir. At first, she seems to be a normal working woman who has devoted herself to her religion, but the team discovers that she has severed all contact with her family and friends and that information about her past is extremely hard to come by. All is definitely not as it seems with Stephanie, and as the team finds out more about her mysterious history, they move closer to finding Stephaine. Vivian's heart condition is revealed to the rest of the team after she collapses while working.