One down," Beckendorf said. "About five thousand to go." He tossed me a jar of thick green liquid—Greek fire, one of the most dangerous magical substances in the world. Then he threw me another essential tool of demigod heroes—duct tape

Beckendorf closed eyes tight and brought his hand up to his watch.from that distance, the explosion shook the world. Heat seared the back of my head. The Princess Andromeda blew up from both sides, a massive fireball ofgreen flame roiling into the dark sky, consuming everything....I stared out the window into deep blue water. Beckendorf was supposed to go to college in the fall. He had a girlfriend, lots of friends, his whole life ahead of him. He couldn't be gone.

I (Percy) set Nico on guard duty with Beckendorf and the Stoll brothers, figuring he'd be safely out of the way...."What's happening?" Nico demanded, trying to climb up next to me.

Beckendorf, whose legs were now working fine (nothing like being chased by a huge monster to get your body back in order) shook his head and gasped for breath. “You shouldn’t have turned it on! It’s unstable! After a few years, automatons go wild!