I think what struck me the most was the end of the film because the two killers are young teenagers like us. We see no expressions of regret but a pleasure in killing other young people, other people without any scruples. We see the atrocity that can happen when we least expect it. Despite a heavy atmosphere and the fact that the characters are filmed from behind which is ennociating of a tragic end...and makes us think about it. However, the film remains calm and slow throughout. The ending therefore appears even more shocking. What is impressive, would be this aspect of contrasts between the slowness of the film, the banality of the actions. A typical day of a high school student. We see the activities of each character, their hobbies. We see them in the corridors through repeated actions. Effects through slow motion replays. Everything seems calm, heavy atmosphere... we expected a little action but not like that. Not a big massacre. What is parti