The List

http://themaplebookshelf.com/Literati/viewstory.php?sid=230

http://fanfiction.net/s/7082912

Hermione has a list of 20 things to do & only 6 months to do them. She asks a group of former Slytherins, called 'The Vipers' to help her with her tasks, but she should know that with a den of snakes, nothing is free, for one always has to pay the piper.