It could mean many things, Del-chan. It could mean that you don't die, it could mean that you die and return, it could mean that you return as a ghost, or some other creature.

[Or the other thing. The thing that's on her lifeline as well. Who knows?]

Or it could mean Apotheosis. I don't know. I...am not a Kami of Knowledge. I'm actually fairly uneducated, as these things go.