True Colours - S3.E11

Marina is surprised to discover that Mark Best, the strange man who's been pursuing her, has gotten a job as an orderly in the hospital. Responding to Marina's concerns about Mark's intentions, Arch steps in to confront Mark and tells him to stay away from Marina. However, to the bewilderment of Arch, when Marina hears Mark's side of the story, she begins to defend the behaviour of the man whom she once feared. When Tom collapses while working on a patient, Dr. Peter Michaels tells him that the time has come for him to leave his job. Stella informs Tom of a new experimental cancer trial that he may benefit from