Harvey discovers that his former mentor and boss, Cameron Dennis, suppressed evidence twelve years prior to convict of murder.
Harvey attempts to reopen the case, but the new District Attorney, Terrence Wolf , is uncooperative. Wolf suspects Harvey of leaking documents that led to Cameron's resignation (which Donna actually did) and is more interested in preserving the system's integrity than seeking justice. [S1E12] Dog Fight
[Official EP Reaction]: Episode 12: Dog Fight (S1 Finale) - Suits Harvey discovers that his former mentor and boss,