Urban Alchemist

The immortal refining master's soul travels through the city, possesses the autistic weak son, and Yidan is famous for his former shame. The scheming lady, the sexy uniformed girl, and the sweet little Lori came here. With his own skills, he relies on alchemy, making charms, and making immortal weapons to save people and never forget to accumulate wealth, and never forget to make a name. Let's see how he eats from all directions and plays around the city.
————————
PS: The protagonist is cunning, sinister, scheming, and careful not to enter.