[quote=@Z2010Deadmeat]
[quote=@KatherinWinter]
I am officially vastly confused
[/quote]

Lee swiped one of Kat's books and is fleeing from her. In the process he used a smoke bomb which triggered the sprinkler systems in that hallway and has vanished from sight.
[/quote]

Aww...I see :) thank you I'm still playing catch up