The screaming eventually subsided. Percy raced to the source of the noise. He froze. An army of zombies shuffled towards him. He told his legs to move but he was paralysed in fear. The zombies closed in. Suddenly, his legs could move again. He grabbed a cup, taking a huge gulp to quench his thirst. He dropped the cup. His arms and legs fell off and grey, bloody ones sprouted. He was turning into a zombie! He turned and saw a human. Percy drew a rusty sword and lopped off the human’s head. What have I done? Percy thought, horrified.