sopdetly:
FIC: Rebuilding Block Castles (R, AU)
TITLE: Rebuilding Block Castles
AUTHOR: sopdetly
RATING: R
WORDS: 38,146
FANDOM: Harry Potter
PAIRING: Remus/Sirius, James/Lily, Tonks/OC
SUMMARY: A number of chance encounters with an intriguing man named Remus Lupin sets Sirius off on a path to fall in love, and to learn what it is to fight for the people he loves.

NOTES: Thank you to h4yleyg for making me sound less like an American. Many, many thanks to theemdash for being my sounding board, alpha, and beta as I've fought this fic since the start of the year. Written for the 2009 bigbangblackout. Visit the main archive to see the wonderful artwork mavoorik drew for this story!

Part 1 | Part 2 | Part 3 | Part 4
Commenting is on for the final part only, becasue I'm anal like that.

x-posted to remusxsirius, the_kennel, and sirius_centric