<human>: Can you provide a brief rundown of the text in within 3 sentences?

The title pretty much sums it up. My partner and I took our dog for a walk at our neighborhood park- not a dog park, just a park. We specifically went today, because Tue, Wed, and Thu are off-leash days. Our dog had a bad experience last time on off-leash day because three dogs ran straight for her and circled around her, non-aggressively but she was still very shocked and scared so we hadn't gone back. So today we go back because it was a leash required day, and I thought it would be a good re-introduction to the park. We're about half way down the trail when I notice a lady with two dogs, one off-leash. I said to my partner, "make sure you hold on tight, she's got her dog off-leash on a leash required day." Lo and behold, when we get up closer to the two dogs, the off-leash dog lunges at my dog and bites her in the face, leaving a bloody scratch right on the top of her nose. Obviously, I was terrified and pissed, so I grabbed my dog and the other dog disengaged and ran off. The dog's owner giggled and asked if my dog was okay, then just walked away. So now my poor pittie is again traumatized by this park, and just really damn confused.
<bot>: Obey park leash regulations, for crying out loud. People are there with their dogs on leash-required days for a reason. And don't let your dog off-leash if he fucking attacks other dogs.