FIC: Everybody Knows That-- [Doctor Who]

Everybody Knows That-- Doctor Who; the Doctor, Donna PG, 600 words Summary: "So," she says. "So," he agrees. Notes: A coda to Forest of the Dead; spoilers. "Doctor," says Donna, as he walks into the TARDIS. "You did it? You saved her?" He nods, and his smile is so happy and fragile that it nearly breaks her heart (probably would break her, if it weren't for the weight of loss that's already in her bones; it doesn't matter if none of it was real, because she felt it, and she understands why i