Associate Professor Akira Takatsuki’s Conjecture, Vol. 3 (manga)

We walk a path that straddles the boundary between reality and the next world.
Fukamachi loses his mysterious ability to distinguish untruths after catching a cold!
While he’s out of commission, Professor Takatsuki makes an appearance on a panel next to an actress who claims to have seen ghosts! How will Takatsuki fare in an investigation of her haunted studio with his lie detector on the fritz…?