Rotten meat

I bought 2 boxes of fresh chicken Tuesday the 17th at 15:36 the meat was on top today since I'll be using the meat for some braai its rotten,I called SupaValue East london branch the white guy said what I'm saying is not guaranteed he doesn't know how did I put the meat my fridge is working perfectly fine the fish has nothing and the beef. You lost a loyal customer as I'm also selling these to my people