Was that supposed to be blood??? Looks like saliva to me

Was that supposed to be blood??? Looks like saliva to me

they said in one of the earlier chapters than they dont bleed anymore bc they have already died and that if they die again they will become nurishmont (i cant spell) for the illusion tree. that is y there "blood" looks like that because they are already dead.
Earth
Long ago, the four nations lived together in harmony.
Earth nation