Henry Green loves chocolate! In math class, he noticed spots on his arm. The spots started to pop and the smell of chocolate wafted through the air. He was the first person with chocolate fever in medical history. Then, Henry met a boy named Mac and together they stop a hijacking. Mr. Alfred Cane Sugar gives him pills to get rid of "the chocolate fever." Now the chocolate spots have disappeared but suddenly Henry likes cinnamon....cinnamon fever?