User blog comment:Master Sima Yi/Assassinews 03-12-'14 — New Assassin's Creed in Victorian London leaked/@comment-13471981-20150108211720/@comment-5019018-20150108230208

Achilles must have told Connor at some point. The entire history of the Assassins was oh so subtly snipped out of the scene, and Shay could have been mentioned there. I'm still not sure why Shay didn't hurry back once he heard that Connor had started to cause problems though.