The X-Files, Season 10, book 06 : Hosts, part 1
Joe Harris, Elena Casagrande, Silvia Califano et Chris Carter (US)2013

Before they can remove the furniture coverings from their basement office at the FBI, Agents Mulder and Scully are summoned to a meeting and introduced to their new supervisor, Assistant Director Anna Morales, intent on streamlining the newly reopened X-Files unit. She sends Scully to Quantico, VA and Mulder to Martha's Vineyard to solve a case that has haunting similarities to their decades-old investigation into the Flukeman. Together they make dangerous revelations about the humanoid flatworm's ability to regenerate and procreate.