This is based on the fact that if you die while polyjuiced changed as someone else, you don't change back.
What if it wasn't Fred...
What if he was- is- still alive...
What if he found his twin...
*I've tweaked the Storyline a bit, like a lot*
Lilian is an average teenage girl with a very tragic ending, dying at 18 from cancer. However, the only thing that kept her going during those rough times was her love of knowledge, amassing tons of knowledge while keeping her love of the Harry Potter franchise.
how would she be able to survive as Harry Potter's sister in her second life? let's find out, my wonderful readers and entertainers.