Impossible move !!!!!!!!!!!!!

Originally posted by nidanay
Hi ! My nick here is Nidanay (check it out in google by the way !!! 😉
In game number 4076367, I am playing against smurf8224.
This is the last 3 moves of the game. I have Black.

21w- Qe3xd4
21b-e5
22w-dxe6 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

How is that possible ???
What should I do now ?