As the full resurrection of the Tree of Exodus is at hand, at last Mahiro and Yoshino come face to face and both express to each other their true feelings toward Aika. But while Yoshino is still determined to prevent that Aika's death may result in another tragedy, Mahiro still upholds his resolve to enact revenge at any costs. Once again reunited with the others, Hakaze announces her plan to return to the past in order to find out at last who killed Aika and why.