If you dream of being in the company of a concubine, it may signal that you are carrying a secret about your true circumstances — financial, professional, or personal — and living with the quiet anxiety that it could come to light. The dream reflects a tension between your public image and a private reality you feel compelled to hide.
If you dream that you yourself occupy the role of a kept partner or mistress, it can point to choices you've been making that conflict with your own values. The dream may be nudging you to examine whether you're allowing yourself to be diminished — by others or by your own compromises.
If you dream that someone you're involved with has been secretly disloyal to you, pay attention to old grievances and unresolved conflicts in your waking life. This dream suggests that adversaries from your past may resurface, and that setbacks you've hoped were behind you could still be on the horizon.