“Wisdom's daughter walks alone—” “Ella!” Frank stood suddenly. “Maybe it's not the best time—” “The Mark of Athena burns through Rome,” Ella continued, cupping her hands over her ears and raising her voice. “Twins snuff out the angel's breath, Who holds the key to endless death. Giants' bane stands gold and pale, Won with pain from a woven jail.” FutureProphecyAnnabeth ChasePercy Jackson And The OlympiansHeroes Of OlympusThe Mark Of AthenaEllaSybillene Books Book:The Mark of Athena Source: The Mark of Athena