In Possessed Defence you control a ghost that possessed a sword. The other ghosts are coming to destroy you, so you must drive them away. Try to hold out as long as you can.

Controls

Menu

Turn the sword using W A S D or Arrows

Select the option using Enter

Go back to the main menu / quit game using Backspace

To toggle checkboxes or move sliders use Enter

Alternatively, interact with the menu with your Mouse

Game

Turn the sword using W A S D or Arrows

Turn towards red ghosts.

Turn away from green ghosts (to the side or opposite).