Our main character, Thomas, is brought up in a box and he is confused and disoriented.
Climax
Thomas finds himself trapped in a 10-12 acre square area by 4 walls
Falling Action
Thomas sees that Minho is going to get stuck in the maze. Thomas decides to enter the maze and Minho and Thomas are chased by grievers.
Resolution
Minho and Thomas go into the maze after the sun disappears. They find a griever in the maze and follow it and the griever ends up flying off the cliff.
Thomas, Minho, Newt, and other gliders go to the cliff to jump through the griever hole. The gliders encounter about 2 dozen grievers.
Thomas and all the gliders find Galley, who kills Chuck. Thomas is torn up by this because he promised to return Chuck to home or find him a home.