With 558 men died trying to get home. Some by the Cyclops. The majority by Poseidon. One by being an idiot. Circe had gotten the remaining of Odysseus' crew down into The Underworld.
And in The Underworld, everything isn't what it seems. But, if one touched the Underworld's water, they die.
Eurylochus, seeing his captain watching all the comrades souls. Eurylochus on the other hand kept an eye out for all their living men. Making sure none would do something stupid. After all, they're all done, starving, grieving.
"Don't get too close."
He spoke sternly as he pulled one further away from the railing. After all, Eurylochus was secretly the one to open the Windbag Odysseus forbade everyone of doing, so the least he can do, is keep the remaining people safe.