I met Marina, a married woman who lives nearby, on a dating app that a friend told me about. We hit it off at first sight and became good friends, but then I discovered a vibrator in her bag... Realizing that our relationship was just a way to relieve my sexual frustrations, I invited Marina over to my house and we became lovers, comforting each other. Our bodies seemed to get along well, and I gradually began to treat Marina as a convenient woman who would come whenever I called her...