In the backdrop of the 1936 Berlin Olympics, a Japanese journalist named Sohei Toge grapples with the shocking murder of his younger brother, a student in Germany. Strangely, all traces of his brother's existence vanish, fueling Sohei's grief and bewilderment. Across continents, two boys, Adolf Kauffmann and Adolf Kamil, find themselves unwittingly linked to the unfolding mystery. As their paths converge, they become entangled in a web of secrets surrounding the enigmatic figure of Adolf Hitler, shaping their destinies in unforeseen ways.