A close-knit group of three cousins, each with their unique talents, join forces with their adventurous friends and two seasoned detectives in a relentless pursuit to uncover the truth behind the mysterious disappearance of their beloved classmate. As they delve deeper into the puzzle, the story unravels with mysterious twits and unexpected turns that keep them on the edge of their seats. Will the cousins and their friends be able to decipher the complex enigma surrounding their missing classmate? Can they trust the allies they've made along the way? "How could you?"