They are jumping off a cliff into the ocean at sunset

Draw the cover of a fantasy time travel novel，An overlapping picture of a middle-aged man with brown hair and a boy with blond hair.，The blond boy grew up to become the brown-haired middle-aged man，But because of the intersection of time, they met and ended up jumping off a cliff.，The dark purple sky above is dotted with stars, gradating to the deep blue sea below as the background of the picture.，Make the painting more tragic，Using the style of Korean comics。