Severus was dying in the shrieking shack, and he did indeed die. However, forces out of his control rendered him the ability to re-choose. going back and choose differently.
If you had a chance to do it over again, make things better, would you take it?
or
Harry fakes it 'til he makes it
OR
Harry -somehow- accidentally goes back in time
#1 in Fit-it
#8 in time travel
#7 in dracoxharry
enjoy :))