Li Jianhua hid his true identity and worked as a humble security guard at a welfare home. One day, while he was patrolling, he found an elderly man who passed out on the ground. Despite the crowd surrounding the old man, no one dared to help as they feared the man was a scammer. Li Jianhua rushed forward, but was pushed aside by a beautiful woman. She performed CPR on the elderly man. Li Jianhua was impressed by the woman's kindness. She often visited the welfare home to donate money and clothes, and gradually became familiar with Li Jianhua. However, the woman's bestie thought Li Jianhua was not a good match for her...
