Only I know whether the nature of Taki Yana is S or M. (Volume 1-2 new book)

Publisher: Nippon Bungeisha
Author: Takashi Sano
Size: 128mm x 182mm
Number of books: 2
Language: Japanese
Category: Youth manga, manga
Latest publication date: 2017-02-27

Synopsis:
The latest work of Takashi Sano, the master of love comedy, the latest work of Takashi Sano !! Makoyoshi University, who lived in "Kasumiso", is secretly held by a beautiful girl, Taki Yuna, who is a cohabitant, and is being forced every day. 。 It is Sм Play !! And the turn system that changes S and M every day !! Which is the true nature of Yanena?♪