When Rilla first met Draco at the age of sixteen, he was kneeling at Voldemort's feet, earnestly begging to be branded with the Dark Mark.
Twenty years later, on the morning they sent young Scorpius off to Hogwarts, her husband summed it up: "The only thing that kept me going through that time was you."
This story will lean toward the Slytherin side and is about the Death Eaters' children getting along lovingly with one another.