Fujiki Rin

Based on the eponymous novel, the story focuses on Hiraga Joseph-Kou, a genius scientist, and Roberto Nicholas, an archives and cryptanalysis expert. They are partners and two of the Vatican's "miracle examiners," whose job it is to travel the world and conduct investigations to verify the authenticity of claims regarding miracles. (from mangaupdates)

Since youth, Shin had a special ability to foresee dangerous situations. When his sister, Nao, was kidnapped by the people from a research center, Shin finally realized that he was not actually human, but a ‘virtual beast’ created in a genetic experiment. To solve the complicated mysteries revolving about himself and save his sister, Shin and his good friend, Tatsuki, embark on a perilous journey.