Musashi wa, ningen to kaijū ga kyōzon suru hōhō o mitsukeru tame, kabushige shotō e iku to iu aratana ninmu o ukeru. Kabushige shotō ni hikari no kyū ga shin'nyū suruga, kanchi sa renai. Ridoriusu ga ijōdearu koto ga hanmei. Musashi to Ikeyama wa genba ni kyūkō shi,-kō no kyū o mitsukeru. Hikari no kyū wa mini n no kyojū-ku ni mukatte kyūsoku ni idō shite ita. Hikari no kyū kara shōjo ga araware, mini n to Musashi o hikari no kyū ni suikomi kieru. Shōjo wa mini n o kyodai-ka shi, namamonoheiki gamoran to kasu. Jinrui o kaketa kyūkyoku no shiren ga hajimaru.