"The Walking Dead: Season One" is a post-apocalyptic television series that follows a group of survivors navigating a world overrun by zombies, known as walkers. The story begins with Rick Grimes, a sheriff's deputy who awakens from a coma to find society collapsed. He joins a diverse group of survivors, including Shane Walsh, his best friend, and Lori Grimes, his wife. Throughout the season, the characters face numerous challenges, including limited resources, moral dilemmas, and the constant threat of both walkers and other survivors. The season explores themes of survival, humanity, and the complexities of relationships in dire circumstances.