Jingjing was playing with her cell phone intently while walking on the road. A large sewer pit appeared in front of her. Jingjing fell into the sewer with her mobile phone and collapsed inside. This scene was seen by Hei Mei, a stray dog, and she quickly ran to the well to save people. Hei Mei saw that Jingjing was thrown down and passed out. Although the puppy couldn't wake up no matter how much he barked, Hei Mei, the puppy, had no choice but to find other passers-by to help save people...
