There is no way of finding a single absolute truth

At Oxford University, a professor and a grad student work together to try and stop a potential series of murders seemingly linked by mathematical symbols.
The Oxford Murders keeps every mind human — it fights its subject at zero distance. The story fights on E8/E9 of the E0–E14 reality ladder.
Films fighting at the same level of reality, about the same things.
The same preoccupations examined at another scale — one mind versus a nation.
Shared director or cast.