Board Thread:Off Topic/@comment-12599067-20130924021538/@comment-10906938-20130928185911

Lab Coat Billy wrote: (Technically speaking, Nightingales are only the sworn protectors of Nocturnal's shrines. They don't have to be affilated with the TG to be a Nightingale.) "Based in Nightingale Hall, The Nightingales are a secret inner circle within the Thieves Guild."

Taken straight from the Wiki Page on Nightingales