サユキが不在の隙に、怪特隊本部からサユキのライバルを自称する監督官、雷音寺マコトがやってきた!
謎のタケノコ怪獣出現の知らせに調査を開始するソラト達だったが、居丈高な雷音寺によって意見を全て拒絶されてしまう…。街の平和とウタ班の誇りを守る為、班長代理を任されたアユムの決断とは!?
While Sayuki is away, a inspector who calls himself Sayuki's rival, Makoto Raionji, arrives at the KSCT headquarters! News of a mysterious bamboo shoot kaiju appearance sends Sorato and the others out to investigate. However, the overbearing Raionji rejects all of their opinions... To protect the city's peace and the pride of Team Uta, what will be the decisive action taken by Ayumu, who has been put in charge as acting leader?!