Endlessly sprawling before him is a serene expanse of white, extending beyond the scope of his vision. Yet, a man awakens devoid of recollection. As he gazes into the distance, he espies an aged temple, its colossal portal looming before him. Compelled by an inscrutable impulse, he ventures closer to the edifice. Within, an ancestral grand piano dominates the chamber, and as his fingers graze its keys, a frightful recollection overwhelms him. Who is this individual, and what secrets does this barren void conceal?