Nightingale

Nightingale is an achievement/trophy in Dishonored: Death of the Outsider.

How to Acquire
To unlock this achievement, Billie Lurk has to use Semblance to impersonate Shan Yun during the mission Follow the Ink. As Shan Yun, sing to the microphone locking his safe on the second floor for his house. This will however not unlock the safe. Соловей