What would happen if Harry woke up one day and found Professor Snape next to him?
What would he do if that day, all his friends said that Snape was his mate?
This article was written a week before Christmas in 2003. There are 7 chapters in total, each chapter is one day.
The summary is: 6 years after the end of the war, when Harry and the professor were already a couple, one day Harry lost his memory.