本作以现代日本为舞台，描述了一群穿梭于历史的阴影之中的神秘群体——封刃师。这世间的邪气，会寻找人们的怨恨、妒忌、愤怒，并与其一起相互交织而形成可怕的秽刃，杀人于无形，被害者只会化为常人无法看到的灰烬飘散而去。
Min joong and Ga hee are a campus couple and friends of Geun tae. Gentai has a crush on Jiaxi, asking her out to dinner and telling her how he feels about her. Ga hee knew his feelings, but she told him that she had fallen in love with Min joong and did not acknowledge his feelings for her. Gentai was dissatisfied with Minzhong's treatment of Jiaxi and felt sorry for her. Therefore, Genta came up with a plan to break them up by introducing a girl named Abbott to them...
