Nayuta, Miyako and Haruto gather at Itsuki’s room for Valentine’s Day, and Haruto tries to show off his friendship with Itsuki again. Toki then shows up with the chocolates that fans had sent to them. A few days later, a new face shows up at Itsuki’s house. Itsuki was getting ready to do his final return for his taxes and all of his possessions are carefully inspected by the new figure...
And this We're Related, 
We Can't Do Such Things!~
Und dieses „Nein, wir sind verwandt,
das dürfen wir nicht.
Somos familia, ¡no podemos hacer esas cosas!
La hermana esposa atrapada en una relación prohibida
Somos familia, ¡no podemos hacer esas cosas!
La hermana esposa atrapada en una relación prohibida
Et Non, je suis ta sœur !
E questo Siamo Fratelli,
Non Possiamo Fare Certe Cose!
E esse Somos Irmãos, Não 
Podemos Fazer Essas Coisas!~
А «Беда! Мы же родные, так нельзя!