Dream about sleeping with sister in law states fertility and renewal. You need to stop and take a break from some problem or issue in your life. You approach situations or problems with both hostility and unstoppable determination. Your dream is a signal for something that you need to remember. There is an issue that you are avoiding.
Sleeping with sister in law dream is a sign for your need for a much needed vacation or break. You are excluding something or someone. You may be expressing some hidden anger. It indicates severed relationships. You need to question certain authority.
If you dreamt about sleeping with sister in law:
Passion is one thing, but obsession is something else. With this kind of influence, it is essential to be able to let go and allow events to flow as they will, although this may be difficult. Ultimately, it will make life easier all round.