Lifelong otaku Ken Ogawa has finally decided to put his dream of becoming a manga artist on hold, and got a job as a bus driver in order to pay the bills. Things are going smoothly until he hits and kills a pedestrian that gets pushed into the road. Naturally, it isn't long before the police arrive at the scene, and Ken braces himself for a very uncomfortable conversation with his new boss. However, something about everyone's reaction to the accident is very peculiar, and makes Ken wonder what is really going on.