Almost a cliche...

On the first day of hogwarts who would expect that the girl who nudged his arm on a train would become his last hope and focus on what he needed in his life.
Spineret Cellita Lupin is the niece of remus lupin and daughter to the infomass Discorda Lupin. After being accepted at Hogwarts she and he never thought that their story would end up quite like this. not really noticed at first by the golden trio she is only brought to their attention by the sudden appearance of Sirius Black.