Yes. “Already awake?” is a KDM4 theme with white background and red text.
Navigate to “System Settings”;
At the “System Administration” section find “Login Screen” button;
At “Login Screen” choose “Theme” tab;
Choose “Install new theme” or press Alt+N hotkey;
Choose downloaded theme and apply it;
Provide your root password, if need;
Click “Apply” in the right bottom corner or merely press Alt+A hotkey.
Next time, when you login, you'll see new theme.
Kyrylo Silin (email@example.com)
This software is distributed under MIT License. See LICENSE for details.