Helen receives word from the exiled Greek Teucer that Menelaus never returned to Greece from Troy, and is presumed dead, putting her in the perilous position of being available for Theoclymenus to marry, and she consults the prophetess Theonoe, sister to Theoclymenus, to find out Menelaus' fate. Her fears are allayed when a stranger arrives in Egypt and turns out to be Menelaus himself, and the long-separated couple recognize each other. At first,...