The desert night was dark and cold, clear as glass, with sand stretching across both sky and earth, forming a curve, and the ground beneath my feet felt ready to crumble at any moment.0

— Everything’s just about in place, Knight Yulie.0

I stood at the heart of it all, looking into the mirror whose clear surface reflected Epherene and Yulie.0

— What do you think, Knight Yulie? I think it came out pretty good.0

— … Yes, Miss Epherene.0

— All that’s left is to test and operate it out once, and if it works, we’re done.0

Epherene was sketching out a cylinder large enough for a person to fit inside, while Yulie stood beside her, offering nothing but a silent nod.0

— Wow…0

Yulie ran her hand over the cylinder, eyes wide with curiosity, and for some reason, I found the sight innocently endearing, a smile touching my lips. However, I already knew what she and Epherene were planning and had thought about it more than once.0

— Is this something that can be completed in a single attempt, Miss Epherene?0

— No, you will need to stay inside for about a week or two. I have to extract time energy from my mana—then infuse it into the cylinder.0

“… Your memory of me will fade away,” I muttered.1

If all of Yulie’s memories were erased and only time itself rewound, she wouldn’t forget Deculein but would forget me.0

Because I was not Deculein, at some point something changed, and I became someone else—someone Yulie would no longer recognize, which was why, in the end, she forgot who I was.0

“… The self that lived through those years—the you of that time—will fade away.”0

Forgotten memories would never come back, and even if everything were recorded in a diary, the memories of Yulie—the ones that built...0