百一号之术

Pixiv: https://www.pixiv.net/artworks/103566924 Twitter: https://twitter.com/Wataru_Sahara/status/1602650161532080128 Melonbooks: https://www.melonbooks.co.jp/detail/detail.php?product_id=1726855 Toranoana: https://ec.toranoana.jp/tora_r/ec/item/040031032095/