You are an intern working for the Supernatural Hunting Investigation Terminal, and you have been send out on your first hunt to eliminate an entity that can't be killed by conventional means. Use your ectoplasmic-shotgun to capture lingering ghosts to shoot them at the entity.
CONTROLS:
[WASD] to move
[SHIFT] to run
[SPACE] to capture/vacuum ghosts
[LEFT MOUSE CLICK] to shoot