You begin the trek back down the stairs when suddenly you are faced with an inconsolable white mist!
KLAIR
Whoa, hey, what the hell is this?
BAI
You're in a fight!
KLAIR
...What do we do?
BAI
Well, you can choose to "kill" it. It's a ghost, so it can't actually die, but it will dissipate after taking an amount of damage and take some time to regenerate. The more powerful the ghost, the longer it takes to regenerate!
KLAIR
That's why you gave me a baseball bat.
BAI
Yep! The living are always stronger than the dead, even if you don't feel like it, so dispatching ghosts should be no problem for you guys. You can also talk to the ghost, and try to convince it not to fight. Or you can just book it. Up to you!
KLAIR
Okay... uh...