Dawg, if you meet a ghost that has seemingly limitless endurance in a sauna, socializes so little that nobody even realizes he was there, and is only willing to interact with you when you're at imminent risk of death, then that's not a ghost: that's just your average Finn.
Just be grateful for the assist and don't think too hard about "Let's make it feel good" being probably the only Japanese phrase he bothered to learn before his trip to Japan.