This situation is never easy. Weigh the pros and cons, and make a decision that oyu will not regret. In the interim, might make sense to talk to some of the family members (especially his wife) and see how they feel.....

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Life is too short not to love and be loved....preferably multiple times in one night.

I think men talk to women so they can sleep with them and women sleep with men so they can talk to them. ~ Jay McInerney