Bella (Kristen Stewart) finds herself in the midst of complicated and confusing occurrences. Seattle is being terrorized by a string of killings and a vampire is on the rampage. Meanwhile Bella is reunited with Edward (Robert Pattinson) but ends up forced to choose between her love for him and her friendship with Jacob (Taylor Lautner), which is the cornerstone of the continuing struggle between vampires and werewolves. On top of everything else, Bella is facing her upcoming graduation and what that may mean for her future as well. As if all of that wasn't enough, Bella is also in the middle of a decision between mortality and immortality, and what either decision could mean for her.