Fate / Stay night Ubw extra episode?

I just heard that there should be another episode of Unlimited Blade Works, which plays after the last episode but before the epilogue. On Netflix there's not the funny way. Do not know what that means. Can someone tell me where to look? For me too illegal, one episode will not be so bad now.

You probably mean the alternative epilogue entitled Sunny Day, in which Saber decided to stay in the present