Reiji Kokonoe

Serving as Rin’s devoted guardian and distant cousin, this protective figure shares an intense, sibling-like bond with her. Following the tragic death of his beloved cousin Aki, he stepped in to raise Rin, yet his grief has twisted his affection into something more complex. Driven by deep-seated jealousy toward Aoki, he struggles with unresolved trauma, subconsciously projecting his lost love onto Rin and waiting for her to eventually replace the woman he could not save.