U-BOOT INTEGRAL. LIBRO UNO

This is an interesting mix between a war story, a story about the rise of an economic empire, and a sci-fi yarn. In WWII Dr. Mengel boards a submarine in Germany that is destined to got to the Amazon. Mengel experiments on the the crew, and when they reach the Amazon, the submarine is stranded. 10 years latter explores find the submarine and save one single member of the crew. Meanwhile, in the future, several killings seem to be related with the business started by that single survivor. It is an interesting book, go read it.
Story: 4.5
Art: 4
Overall: 4.25