Redo of DxD: Tales of Sekiryuutei and Leviathan Princess

[Time travel and dimensional travelers: Issei Hyoudou and Ingvild Leviathan]
(Issei x Ingvild x crossover Harem)

After the war against the Khaos Brigade, Trihexa, and the group of Evil Gods, everyone lived in peaceful life, but not for Issei Hyoudou who he felt betrayed by his lovers: Rias, Akeno, Koneko, Asia, Irina, Xenovia, and Rossweisse. They betrayed him, cheated on him for lust and greed. Worse of all, he fell into his curse of all dragons: Dragon's fall. Although, his Queen - Ingvild Leviathan, came to help him from his miserable life. It is too late as Issei died with his final breath from the Dragon's Fall, after he confessed his love to Ingvild and the truth of his traitorous lovers that stab him behind his back. Ingvild Leviathan accepted his love and she swears to her lover that those who betrayed him will pay for their sins.

As few months later, Ingvild managed to pay those traitors for their sins. Though she was hunted down by the Devils under the Councils and the Satan's orders. With her final moments... she shall join with her lover in the afterlife. As the two destined souls were reunited, they were sent back to the time of the beginning. After redo everything in the beginning, two destined lovers will face the upcoming threat, new potential allies from another world, and having a new potential lovers in the future.