O_O 
 OMG. 
 I will express myself here with a series of gifs. 
 How I was when I got the arc. 
 I just kind of read it...just like a normal book.... but then when I got to the good stuff... I was like this: 
 And then....when Kelsey had her little 'Revelation' 
 AND THEN THE ENDING!!!! OH MY GOODNESS!!! THE ENDING.... Me and my sister went like this: