Adrienne Lightwood spent 2 years searching for Valentine. She left her twin, Alec and her sister Izzy behind at the Institute. Jace had begged her to stay, but her adventurous streak prevailed.
She returned two years later, her family welcomed her back with open arms but she was not the same. She never would be.
I DO NOT OWN SHADOWHUNTERS, ALL RIGHTS GO TO CASSANDRA CLARE AND THE PEOPLE WHO MADE THE SHOW WHOSE NAMES I CAN'T BE BOTHERED TO FIND OUT...
INFO ABOUT THE STORY
She is Alec's Twin, they were born in Sept 1989 (according to the internet)
when she was 11, Jace arrived.
Between 17 and 19 (2012-2014) she was on her mission to find Valentine.
Set in 2016.
In this story, just like the show, Alec is gay, if you are against that then please just don't read this.