Fang Pinqi

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.

Legend has it that there are many Jiang Hu forces hidden in Mu Yun City. Meng Sanxi, a martial arts master, is investigating the case of a friend who was murdered by an assassin organization allegedly based out in the city. At Mu Yun City, Meng Sanxi meets three other people who share the same mission as him. But to continue their investigation, they need money. So, they opened a convenience store to make a living and also to fund their investigation.

Forensic doctor Kong Qiqi wakes up in ancient times with fragmented memories. She discovers that solving cases helps her recover them and embarks on a journey of investigation. Along the way, she meets Ninth Prince Mu Zhixi, who bears a striking resemblance to her ex-boyfriend. As they unravel hidden conspiracies, including the poisoning that weakened Mu Zhixi years ago, their connection deepens, leading them to uncover long-buried secrets together.