The One Being Sung.While Hakuoro and Dii are fighting against each other in their monster form, Dii keeps on reminding Hakuoro of his past. Dii revealed to Hakuoro his urge of fighting him is because he wanted to become whole after he killed Hakuoro. Then, Hakuoro regained the final piece of his memory. In this memory, Hakuoro and Mikoto have been living together and had a child. Hakuoro gave his child a ring as a keepsake. The ring is the same hair accessory that Erurū has meaning that Hakuoro and Mikoto are Erurū and Arurū’s ancestor. After that, soldiers from the facility found Hakuoro, Mikoto, and their child. The soldiers captured them and taken them back at the facility. After regaining consciousness, he saw that he is shackled and back in the facility. Hakuoro asked the scientist about the whereabouts of Mikoto. The scientist told him that they had Mikoto dissected because Mikoto is the first of the test subjects to bear a child. Furthermore, the scientist showed Hakuoro a replica of his mask and now that they have him in their hands, they will be able to achieve immortality very soon. With the loss of Mikoto, Hakuoro had succumbed to his rage, breaking the shackles that binds him, and granted the scientist their wish of becoming immortal by turning them into red slimes, cursing them for eternity. As Hakuoro continues to rampage, a part of him wanted to stop what he is doing but he can’t...