Your fireball *** DEVASTATES *** Jokuba!
Your fireball === OBLITERATES === Alistin!
You have died, but the Carrion Fields are not finished with you yet!
Your soul is returned to the realms in the form of a ghost.
You will return to your corporeal state in a short while.
Be careful, for even a ghost should fear some dangers!
Your body regains its material form.
You have died, but the Carrion Fields are not finished with you yet!
Your soul is returned to the realms in the form of a ghost.
You will return to your corporeal state in a short while.
Be careful, for even a ghost should fear some dangers!
You stare in horror at your own corpse as it collapses to the ground, dead.

I'm assuming you missed the part where it did the damage to you (because you were indoors) and it killed you again, which is by design.