the heat that drives the light
"Jason had been pretty catatonic after he emerged from the ground and Tim helped him, only nodding and pretty much letting Tim make all the calls though Tim was pretty unnerved at being in charge but to be honest, Tim would also only nod or shake his head if he had remained voiceless after screaming for anyone to help him or dig him out of his grave."
On Tim Drake's visit to Jason's grave, he finds something. Tim finds Jason first after he comes back to life AU.