The Walking Dead: Cold storage tells a story about a young man named Chase who tried to meet her sister when the zombie apocalypse days started happening. In the middle of his searching, he hidden for a while in a storage location which was owned by BJ, the former employer of that location, but unfortunately something was not what it seemed. The total story of these webisodes were four stories and the first episode was aired on October 1, 2012.
There are 4 episodes on this webisodes. Hide and Seek, Key To The Kingdom, Chosen Ones, and Parting Shot.
Actually these webisodes were made as the prequel of the season 1 in which we have seen it and also the season 2. However related to the comeback plan of The Walking Dead season 3, these webisodes were played after season 2 was over in order to promote season 3.