[DeepL Translation - needs review] Introduction to Volume 1: A large trailer derails while in motion, and the dislodged tire strikes a young mother and her child walking on the sidewalk. The manufacturer of the trailer, Hope Motor Company, claims that poor maintenance by Akamatsu Transport, the owner of the trailer, was the cause, but Akamatsu, the president of the company, is not convinced. Akamatsu's attempts to get to the bottom of the situation on his own are thwarted by the logic of a l...
