She Is My Knight

Himesaki Shori has often dreamed of a medieval-style world where a knight protects a princess ever since he was a child. He lived with the vague feeling that "maybe I was a knight," but upon meeting Kishi Asako at his high school entrance ceremony, he came to a realization. That his own past life was a princess, and hers was a knight...

Source: BookLive, translated

Note: Later picked up for serialization on Sunday Webry (July 30, 2025) and reused as chapter 1. Dialogue and some panels were slightly altered for the serialized version.