What Are The Potential Consequences Of Having An Affair With Someone Else’s Spouse?

She’s married and almost fourteen years older than me, but she says she likes me and wants to help with my housing and career. She claims her husband isn’t attentive or intimate with her. I’m leaning towards saying no because I know her husband is a nice guy. With her visit scheduled for next week, should I tell his husband about her behavior or keep quiet? – Man shares