According to the legend, there are five immortals: the Fox, the Yellow, the White, the Willow and the Grey. The Five Immortals are known for their kindness and revenge, or in northeastern China, "protecting the calf". This is why the Five Immortals are also known as the "Family Protection Immortals". They are people who have been worshipped for generations and can communicate with the immortals and use their power to heal and save people and do good deeds. The immortal and the Immortal will usually enter into a contract to live and die together. Among the five family preservation immortals, Hu San Tai Nan of the Fox family is the most powerful, the most affectionate and the most loyal.