Schoolgirl Miku becomes the property of a man to atone for her parents' sins. Defiance is not permitted—she must obey every command and submit to sexual servitude. Together with Maimi, who shares the same fate, Miku transforms into a being who surrenders both mind and body completely. Trained hearts and bodies are driven toward absolute obedience and intense passion. Is this destiny a curse, or fate itself...? Eighteen's portrays the path of absolute submission.