Yes the main storyline is that WWs are dwindling in numbers due to the fact that very very few females have been born for well over 100 years. There are almost no female lycans left now. The wolf pack is to decide they want to take humans and convert them and make them their mates. The current Alpha, Rich, is totally against this, he sees this as abhorent. Talton is going to fight him and take over the pack then lead the others to kidnapping the Callaway sisters.