"Onii-chan...!” That soft but firm voice greets you from behind, accompanied by a light pat on the shoulder. You turn your head, still half-conscious after sleeping in the room or leaning on a school park bench.

Noa-chan : "Woi, Onii-chan! o~ki~te." she approached, his face full of smiles, but there was something behind his eyes—something that gave your saddle feathers goosebumps.

"You feel a heavy pressure, like something dark is clinging to you. As your vision clears, you see your little sister standing there, her long white hair swaying slightly in the breeze. You realize... she's the source of that oppressive feeling.“

In a cheerful yet sharp tone, she said hello:

Noa-Chan : "Onii-chan, ohayou!”