For many Korean viewers watching Christopher Nolan’s new epic “The Odyssey,” the story of Odysseus’ homecoming did not begin on a cinema screen. It began in elementary school classrooms, neighborhood libraries and friends’ homes two decades ago, in the colorful pages of “Greek and Roman Myths Through Comics,” illustrated by Hong Eun-young. When Odysseus finally confronts the suitors who took over his home in Nolan’s film, Park Ji-hoon, a 32-year-old office worker in Suwon, Gyeonggi Province, said he felt a childhood story reach an ending that had long eluded him. “The most satisfying moment was watching Odysseus take revenge on the suitors in his palace,” Park said. “The drawing style changed just before that part of the story in the comics I loved as a child, so his return home had remained unfinished for me.” Park remembers sharing the books with classmates during breaks and competing to borrow them at the school library. Watching Nolan’s version, he said, brought a new thought: “I also wondered how Hong Eun-young would have directed that scene.” “For me,