The mention of his employment by a paladin makes him feel completely unease. But he could defame the justiciar's reputation if the public found out that he's hiring criminals to do his work for him. As Brent turns, he swipes at him with his nimble fingers.
Spoiler: Actions
Pickpocketing when Brent's back is turned and is returning to his table.
Sleight of Hands - (1d20+19)[25]