Cultivation of Immortality in the Starry Sky

After retiring, Ji Yi came to Oil City alone because of a promise! Being penniless, he didn't want to steal or rob, let alone wash the dishes! So in order to survive, he could only open a private detective agency! Proficient in secret investigations, extracurricular custody of children, full-time bodyguards, and debt and salary collection! For the original promise, let's see how he travels around the city... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.