Assassin's Creed 3 Episode 21: Benedict Arnold

"Connor met with George Washington, who informed him of a plan to murder Benedict Arnold."
"While delivering supplies to a camp, Connor saw a traitor running away. He gave chase and captured the fleeing soldier."
"Connor overheard a conversation between Benedict Arnold and John André, after which he followed the latter."
"Connor returned to West Point to confront Benedict Arnold with the evidence of his betrayal."