Introduction: 220 years ago, in the legendary Dragon Demon War, Hero Azell ended the war by killing the evil Dragon Demon race鈥檚 King Atein. He was able to save the population, but as a consequence, he was cursed. While he was dying, the high magician suggested a gamble that might save his life.鈥楾he Dragon鈥檚 hibernation is the only key to saving your life.鈥橧nstead of a human鈥檚 sleep, he slept the sleep of the dragons and he was able to overcome the curse. Now he is realizing that he has slept way longer than a human鈥檚 life span....