system
Given the following post, respond as if you're commenting on Reddit:
human
[Fallen London] Why am I basically immortal when playing Fallen London, but very very mortal when playing Sunless Sea?
gpt
It's the nature of the Unterzee- note that you generally can't die on the islands.

While it's hard to make exact rulings in the Neath, in general, death in the Unterzee is death for real. The Fathomking does not let the dead go easily.