The Underworld is vague, a shadowy place inhabited by shadows. Nothing is real there The ghosts existence, if it can be called that is like a miserable dream. The path down to it leads to where Acheron the river of woe pours into Cocytus, the river of lamentation 痛泣河 悲怆河的支流 悲怆河The Underworld is vague, a shadowy place inhabited by shadows. Nothing is real there. The ghosts’ existence, if it can be called that, is like a miserable dream. The path down to it leads to where Acheron, the river of woe, pours into Cocytus, the river of lamentation. 痛泣河 （悲怆河的支流） 悲怆河