During the 1937 Nanjing Massacre, a postman poses as a photo developer, helping Japanese forces while secretly sheltering Chinese refugees. He later risks his life evacuating them and revealing evidence of the atrocities.

High in the mountains of the China, a ten-year-old mute orphan boy, Lu, rescues a lost panda cub separated from its mother. As Lu struggles to return the cub to its mother-and protect it from trappers-the two form a unique connection.

Daichi Harashima plays a kid fed on genetically engineered food produced by a company called "Superkid", thus having far higher IQ than kids of his age while suffering from mania.