If you dreamed that a sister-in-law gave birth: If you can eliminate some restrictions or think flexibly, you can experience good things, It is useful to maintain your leadership position even when dealing with plans or projects that may be disappointing. To see that a sister-in-law gave birth in a dream means that this person will be relieved from their current distress, their life will be in order, and their face will smile. It also means living a happy life.