Yeah they just delisted it, if you own it already u get the second episode
This from kotaku below
Update - 2:18pm]: A spokesperson for Telltale provided the following statement to Kotaku on why the game was removed from stores and its future plans regarding episodes 3 and 4:
“Yes, we have removed season passes for The Walking Dead: The Final Season from stores for the time being. We’re currently still working to find a way to hand off production of episodes 3 and 4 so that the season can be completed. The outcome of those efforts will determine when and how The Final Season returns to stores. We hope to have a firm announcement before the end of the week. For now, we apologize for any inconvenience.”