Dreams set in familiar locations, like a parking lot, can symbolize your feelings about your current life situation or relationships. A parking lot often represents a transitional phase, where you may be evaluating your choices and the direction you want to take.

In your dream, the presence of the two men suggests a conflict or tension in your life, possibly related to your children's father and the other man's attempts to provoke him. This could reflect your feelings about loyalty, protection, or the dynamics of your relationships. The fact that your children are playing indicates that you may be concerned about their well-being and the environments they are exposed to.

When you step in to protect your children, it symbolizes your maternal instincts and strength. Pulling a gun on the man represents a desire to assert control or defend yourself and your loved ones against threats, which may indicate feelings of vulnerability or aggression that you are processing.

The ending image of looking at a shelf with glass glutes could symbolize a desire for clarity or understanding in your life, as glass often represents transparency and truth. It might suggest that you are seeking to see things more clearly or that there are aspects of your life that you need to examine closely.

Overall, this dream could be reflecting your concerns about safety, protection, and the complexities of your relationships. It may be beneficial to reflect on any current situations in your waking life where you feel the need to assert yourself or protect those you care about.