Trail of Cthulhu: Eternal Lies
A local guide
Pannu Singh, an alcoholic degenerate found in a neighboring village to Vigun, went through a personal tragedy and turned to alcoholism to felt deaden the pain. He came up in a conversation with Sir Randolf Michaels as the only guide crazy or irreverent enough to take the investigators up Mt Kailash. Davis Lockhart was able to convince him to take the job despite his initial reluctance.
It is presumed he committed suicide in Dhaka, before their ship set sail, as he was unable to comprehend of handle the world’s apocalypse after stopping Y’Golonac.