From the first page, we know that Emma has caused there very long terrible harm to Nina. We will find small touches this event that resurfaces from the past and will bring Nina to undertake a subtle revenge, insidious, incredibly evil. It never ceases to move closer to Emma, to show him signs of friendship to better work in the dark, undermining the universe of the latter, inflicting large and small concerns, large and small humiliations. The author allows us to discover the double game character by alternating points of view. The same situations are told by Nina and Emma. The reader sees "the executioner" act in the shade when Nina tells us what she's up to. It is even more uncomfortable when it is the turn of Emma to present the stage and Nina, far from appearing as a monster, takes the role of savior. The reader is quickly drawn into the story, it follows that woman, which seems sane, slide to the slope of absolute evil and it feels so helpless. Or rather the past few days the summer of seventeen years, have marked forever and someone must pay ...