Alison loved parties, it was a moment of madness and unleashing oneself, she loved laughing with her friends on the dance floor and yet that evening, she almost felt suffocated among the students drunk and sweating under the light of the multi-colored LEDs.

The young woman therefore decided to go and get some fresh air in the back garden of the house, strangely there were not many people there as if everyone had put up a 'boring' sign there.