Eurus

The God of the East Wind.

Also Sherlock & Mycroft Holmes' Secret Sister™ who is a psychotic bitch.

Eurus Holmes: I’m Eurus.
John Watson: Eurus?
Eurus Holmes: Silly name, isn’t it? Greek. Means “the east wind”. My parents loved silly names, like Eurus… or Mycroft… or Sherlock.

by RemarkablyRedbeard April 9, 2017