After Kurosaki Shun's duel with Sakaki Yuya, Shun tries to commit suicide to be able reunite with his sister. However his method used to kill himself teared a dimensional fissure teleporting him into the DxD world. On the brink of death he was saved by a woman. Together with Angela Ziegler Shun tries to cope with the loss of his sister but as always "once a rebel, always a rebel".