This is the information Richmond will give you about Pesmerga in Suikoden 2.

Secret #1:
Name: Pesmerga
Age: Unknown
From: Unknown
Position: Infantry Captain
Note: None

Secret #2:
"I still don't know what this guy really is, but apparently no one in the castle has ever seen him either eating or sleeping."

Secret #3:
"He moves pretty damned quiet for a guy with all that armor, I tell ya. It's a little spooky."

Secret #4:
"I'm still not sure what kind of a creature he is. Some people say he's just a shadow from another plane of existence."