In 'The Mystery of the Missing Luck,' seventh-grader Daniel is determined to solve a puzzling theft at his family's Chinese restaurant just before the Lunar New Year. Someone has stolen the special Good Luck charm from the restaurant's front counter, threatening the family's hopes for a prosperous year. With the help of his best friend Zoe, Daniel must follow clues, question suspicious customers, and race against time to find the charm before the big celebration begins. This heartwarming mystery shows that true luck comes from friendship, family, and community, not just from objects.