What is inside the box??

He walks down the street. He finds a box in the garbage and takes the it. Then he goes to home, he cleans the box and it's starts shining but he can't open box, because it is locked. He puts box on the table. Then he goes to sleep. He hears different voice in his dream. He wakes up and he goest to school then he comes back home.He studies mathematics but he between sleep and awake.He hears some words..(IN MAY HALK..) He is shocked and he sees different letter.Then again he opens the box but he is worry because he doesn't know inside the box and it open... He says : OMG... He is confused.. Because there is a turtle inside the box. His name is Green Head.. Green Head is his it. He to loses Green Head before two weeks.Now they are happy.. =)