Torako Koshi, an ex-delinquent leading a quiet life as an honor student, encounters Noko Shikanoko, a mysterious horned girl hanging from a telephone pole, whose presence upends Torako's orderly existence.
Koshitan no longer wants to be driven crazy by Nokotan and decides to spy on her to find her weakness. This leads her to the zoo, where she observes Nokotan at work.
Nokotan wants to join the Deer Collection but needs Koshitan's help. Koshitan livestreams the Deer Club's daily activities. The Café Swallow owner prides himself on impeccable service until Koshitan and Nokotan visit disrupting the routine