Yoshimi Kurahashi, a high school student and archaeology club member, embarks on a perilous journey when an ancient artifact hurls her and her close friend Yukino into an alternate dimension. The artifact’s activation transfers Yoshimi’s consciousness into the body of fellow student Miho, leaving her original form physically present but devoid of her control. Disoriented and stranded in the unfamiliar world, she navigates the eerie school grounds, gradually regrouping with others to confront survival challenges.

Amidst the chaos, Yukino confesses romantic feelings, a revelation Yoshimi meets with cautious openness rather than rejection, hinting at potential reciprocation. Her displaced existence in Miho’s body intensifies psychological tensions, as she grapples with detachment from her original identity and evolving bonds with Yukino.

Yoshimi’s appearance—short crimson hair, vivid green eyes, and a school uniform of pleated blue skirt, puffed short sleeves, a fitted vest, and green ribbon—anchors her presence visually. The narrative centers on her emotional turmoil, the dissonance of inhabiting another’s form, and the shifting dynamics of trust and affection in her fight to adapt.