Sometime after Gates' appeared in this world, humanity was divided into two: and Lee-kyung was able to awaken into a user and choose a but, in momentary misjudgement, chose to be a, the worst of all classes... Lee-kyung, searching for the materials to evolve his skeletal servant, Lackey, ' was barely able to participate in a high level raid for Dungeon. In an accident, he falls down alone to uncover a hidden conspiracy. Injured and desperate to survive, Lee-kyung called out to anyoneand reached a vengeful spirit. "Please, I'll do anything. Please form a contract with me and save me! "-You'll do anything? -- +