Helenus found the city of Buthrotum. After Neoptolemus left Epirus, he left Andromache and their sons in Helenus's care. Neoptolemus was killed by Orestes, Agamemmon's son, in dispute over Hermione, the daughter of Menelaus and Helen, whom Orestes had been promised as wife, but whom Neoptolemus had taken. As the kingdom of Neoptolemus was partitioned, this led to Helenus acquiring the rule of Buthrotum, as king. "Helenus, a son of Priam, was king over these Greek cities of Epirus, having succeeded to the throne and bed of Neoptolemus." Andromache bore him a son, Cestrinus, who is identified with Genger or Zenter,
Returns from Troy Hecabe). The ghost of Achilles appeared before the survivors of the war, demanding that the Trojan princess Polyxena be sacrificed before anybody could leave, as either part of his spoil or because she had betrayed him. Neoptolemus did so. News of Troy's fall quickly reached the Achaean kingdoms through a system of fire relays. A fire signal lit at Troy was seen at Lemnos, relayed to Athos, then to the look-out towers of Macistus on Euboea, across the Euripus straight to Messapion, then to Mount Cithaeron, Mount Aegiplanctus and finally to Mount Arachneus where it was seen by the people