Nokotan wants to participate in the Deer Collection and needs Koshitan's help for it. Koshitan livestreams what daily life is like in the Deer Club. The owner of Café Swallow takes pride in his perfect service, but then Koshitan and Nokotan visit his establishment.

The girls gather for the traditional first shrine visit of the year, but one of them is missing—Nokotan. Soon, the reason for her absence becomes clear, as she is being worshipped at the shrine as the Deer Goddess...

Hinominami High School is holding a sports festival! As student council president, Koshitan wants it to go smoothly, but various incidents occur. Will the student council be able to see through to the end of the sports festival?!