Neoptolemus was a son of a great hero named Achilles. Neoptolemus was the son of Achilles and Deidamia. Neoptolemus was said to go into the trojan war after his father Achilles had been killed. Deidamia didn't want her only son to enter that war and be killed. So Deidamia disguised her son as a women and gave him Achilles disguised name "pyrrhus". But then he had no choice and he entered the war. He was one of the soldiers in the trojan horse to have gone into battle.