Aiko π Zero started reading Associate Professor Akira Takatsuki's Conjecture, Vol. 3 by Mikage Sawamura (Associate Professor Akira Takatsuki's Conjecture, #3)

Associate Professor Akira Takatsuki's Conjecture, Vol. 3 by Mikage Sawamura (Associate Professor Akira Takatsuki's Conjecture, #3)
A new string of mysteries begins with Naoyaβs classmate Nanba discovering a chain letter in his schoolbag. Unusually excited by β¦