Some important events in the book titled The Lightning Thief are that the main character Percy finds out he is a demigod. He finds out he is the son of the Greek God Poseidon. He is diagnosed as having both dyslexia and ADHD. He has been expelled from school. His math teacher attacks him. His stepfather mistreats him. His mother takes him on a trip to Long Island to get away from the stepfather.Percys mother is attacked by a Minotaur and killed.He steals a master bolt belonging to Zeus.