01/08/2014 04:53 pm ET Updated Jan 23, 2014

Carolyn Hax: When An Affair Turns Into A Long-term Rut

Doug Menuez via Getty Images

Dear Carolyn:

I have been seeing a married woman for 15 years. She was my childhood sweetheart and we never really got over each other. I know I need to break away, but whenever I try I get pulled back in (I know, I know).

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