One morning, the high school student Takashi Komuro enjoys the silence at school when he's suddenly interrupted by strange noises and a shaky-legged person who tries to enter the school grounds. Subsequently, several teachers come to the school gate to shoo the person away. All of a sudden, a teacher is bitten by the person and within seconds the school campus becomes a place of violence, blood, death and undead zombies. Takashi, shocked by the scenery, runs for his life to save his schoolmates and childhood love, Rei Miyamoto. The struggle for survival has just begun…

Fang of the Sun Dougram is a 75-episode anime television series, created by Ryosuke Takahashi and Sunrise, and aired in Japan from October 23, 1981 to March 25, 1983 on TV Tokyo. A 1983 full-length feature film, Dougram: Documentary of the Fang of the Sun, summarized the series.