However, for reasons unclear, the negotiation failed. When the Balaur arrived at the Tower of Eternity, a commotion broke out, killing a Balaurian captain; the remaining Balaur, enraged, marched upon and destroyed the Tower, which set off a chain reaction that threatened to destroy the planet. However, Israphel and Siel made the ultimate sacrifice and gave their own lives to protect Atreia. The world was shattered into two "hemi-shells", with a dark Abyss lying between them; but it was held together by the aetheric field created from the Tower Lords' sacrifice.