Shiraishi's sister informs him about taking his pet beetle Kaburiel to the "My Kabu-chan is the Best Cup". It is there where he beats Sanada's beetle and goes into the final round with Atobe's "King of Satan". They battle each other until Atobe's beetle loses. Atobe admits defeat and hugs Shiraishi. Inui approaches them and brings out his robot beetle. Atobe and Shiraishi become shocked.