Block the Secret Passage

Block the Secret Passage is a written note found in Dishonored 2.

Transcript
I want the back route out of Dunwall Tower blocked off in case anyone else knew about the former Empress's secret exit.

Work all night if you have to.

Location
The note can be found at the end of the blocked passageway to the Imperial Safe Room during the mission Death to the Empress.

封住秘密通道 Перекрыть тайный ход