Summary:

THEN

Harry doesn't understand why Draco left him the way he did. Without so much as a 'goodbye.' Heartbroken, he started a family with Ginny, though it didn't last.

NOW

Harry has returned to Hogwarts as the Defense Against the Dark Arts professor and teach as his sons and daughter walk the same halls he used to walk with Draco.

SCORPIUS

Scorpius Malfoy has arrived at Hogwarts as part of the Beauxbatons student exchange program. His father has steadfastly refused to talk about his own time in England, and Scorpius is determined to ferret out his history. As Scorpius' health takes a mysterious turn for the worse, Draco and Harry are set on a collision course that will change everything.