Mayuri in the secluded path,fight with Alien ryona... 万由里在离开士道之后孤身一人走入了夜间一个幽深的古道,等待她的将是什么呢? After leaving Shido, Mayuri walked alone into a deep ancient road at night. What is waiting for her……? The full video have released in Fanbox and Booth. 正式版已在fanbox和booth同时推出,当然了还有愛贊助(国人专用)。