Itsuki Hashima is a popular, young novelist. However, he is obsessed with little sisters and his works seem to always include little sisters, so there’s some difficulty coming up with a new series. One day, his younger step-brother Chihiro and his colleagues, Hayato Fuwa, Nayuta Kani, and fellow college student, Miyako Shirakawa show up at his apartment. They enjoy dinner, drinks, and a game. That night, Nayuta makes advances towards Itsuki, but...
More importantly, could you stop 
calling me that, Nayu-chan?
Und könntest du das mit diesem
Spitznamen langsam lassen, Nayu-chan?
A propósito, ¿podrías dejar
de llamarme así, Nayu-chan?
A propósito, ¿podrías dejar
de llamarme así, Nayu-chan?
Nayu, tu voudrais pas arrêter
avec ce surnom, sérieux ?
E comunque Nayu, potresti
smetterla di chiamarmi così? Per favore?
Mais importante, poderia parar 
de me chamar assim, Nayu-chan?
И вообще, Наю…