Zero Alehouse

In the Cage: A Guide to Sigil, p. 103.

Then there's Zero, a Bleaker's tavern of choice for seeing and being seen. To symbolize the meaningful meaninglessness of existence, some customers get full pitchers with glasses that won't hold a drop; others receive empty pitchers and glasses filled with drink; and still others get full pitchers and glasses that have no flaws at all. The truly unlucky ones find themselves hoisting empty — but perfect — glasses, while looking at the empty pitcher set before them on the table. (If you're a thirsty berk, don’t go here. Find a kip that don't cater to Bleakers.