The protagonist Yuki is afflicted by insomnia due to the recurring nightmares in which she is killed. Although she did consult Natsumura, a counsellor who is introduced to her by her boyfriend, she gradually finds herself in the midst of inexplicable events, and her dreams are altered as well. “I see those dreams, again-“. An inescapable dread draws in on Yuki inside the white dreams (blank dreams) that she has eventually had started experiencing frequently.