○ Who told you that? It would be fine if he is legally single (either single or divorced). I just mean it would be a shame for someone already in a relationship.
Appearance, desire for sex, and other factors could be ignored in this aspect.
● You are being authentic. A good Ad. Revenge/anger/doubt is your first reaction. The deeper you dive into the pain, the higher you may rise (if you ever float again). Wondering what did you do last night - pretending nothing changes, or saying it out?
● 你竟然还考虑默默地做个男配角？也许你成全他们，全身而退更显得象个男人Leave her. There is nothing there worth saving. If you stay you will never be an equal in the marriage again. Get out. This will end badly anyway. Your wife is cheating on you, and you want to be cheating back on her, that's not the solution.