It's Always Going to be You. (2nd book to HIABY?)

Book 2 ~Stiles Stilinski love story~

There back my lovely reader's and this time they are stronger then ever! Stiles and Sadie are together, while Allison and Scott are sneaking around. But what happens when a new and violent creature appears in beacon hills? Will they be able to stop it before it's too late? And what about Sadie? It's still a mystery on what's happening to her, will Scott and Stiles finally get to the bottom of it? Or will an unlikely source help them out?

First one- http://www.wattpad.com/story/15510025-has-it-always-been-you-a-stiles-stilinski-love