Shi Douguan

Shi Douguan is a character from the novel The Langya List (introduced chapter 38 of the webnovel), the show Nirvana in Fire.

Shi Douguan worked with Zhang Jin in Orchid Court and is a witness for the corpses in the well case.

Adaptations
In the show, his name is Shi Jun ( 史钧, Shǐ Jūn ), and he appears in episode 8.