After meeting with the kings of various nations, Rimuru heads to Engrassia to invite his former students to the festival. The kids are thrilled to go back with him to Tempest, but then the hero Masayuki arrives as well...

Cast: Miho Okasaki, Megumi Toyoguchi, Tomoaki Maeno, Makoto Furukawa, Sayaka Senbongi, Mao Ichimichi, Takuya Eguchi, Hochu Otsuka, Kanehira Yamamoto, Asuna Tomari, Chikahiro Kobayashi, Taro Yamaguchi