Nene Yashiro serves as the assistant to the School Mystery Hanako-kun. Whenshe is invited by enigmatic playboy Natsuhiko to a mysterious tea party, shemeets Hanako-kun's "girlfriend" and his "little brother"...!? On top of that,she learns that one of the Seven Mysteries is mixed in with her classmates...;
Pagination: 181 pages;
Date of Publication: 20/10/2020