Agent Xavier Collins is interrogated. Samantha Redmond (codename Sinatra) begins to reassure the community as she reflects on how she got to Paradise.

Isolated, Xavier seeks answers on his own and cautiously turns to Dr. Gabriela Torabi. Meanwhile, Billy and Jane feel the pressure from Robinson's investigation.

Xavier faces the consequences of his investigation, forcing him to consider how to proceed. Meanwhile Cal's family history and his last days are examined.