The two were - in the popular dating platform’s jargon - “matched.”Ī background check would have revealed that Papamechail was a three-time convicted rapist. Still Deveau, 53, wanted to grow old with someone. His dating app profile said he wanted “to find someone to marry.”ĭeveau had used dating websites for years, but she told her adult daughter the men she met were “dorky.” She joked about how she could get “catfished” if a date looked nothing like his picture. Papamechail lived near her home in a suburb of Boston and, like Deveau, was divorced. Scrolling through his pictures, she saw a 54-year-old man, balding and broad, dressed in a T-shirt. Susan Deveau saw Mark Papamechail’s online dating profile on Plenty of Fish in late 2016.