"Investigate!"

Search for ghosts in the dungeon with your dying flashlight. Find them all before time runs out! Use the mouse to search the room and click the ghosts to make them disappear. Click P to pause. 

Credit to Petricake Games for the 'Retro Green! Dungeon Tileset' and PiXeRaT for the 'round ghost' asset pack. Music by Music & Time from YouTube Studio.