Astronomy — Never Let It Fade Away

If a dying enemy knocked on your door, would you tell them to fuck off or would you try to help them? When it happens to Harry, he is dead set on the former — until Malfoy falls unconscious right there on Harry's doorstep and changes Harry's life forever. — EWE, HP/DM, H/D, Drarry, Mystery, Magical Theory, Epistolary, Angst With a Happy Ending, Fluff