Appears in Ashura no Dansou no Kai (The Enigma of Amigara Fault). Yoshida hikes to the Amigara Fault after seeing reports of it on TV and feeling compelled to go. She confesses to Owaki that she'd seen a tunnel in the mountain in the shape of her own body; after spending a night with him, she is unable to resist the temptation of entering it.
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