it was a normal day in school ,it was the time of maths time when Carlos,Onyema and Diego heard noises in a door but they didnt give care.The class was very boring and they asked teacher to go to the toilet and again heard noises but the door was closed , and asked Fernando if he closed the door and he said no,and he said to call a locksmith but the noises were louder but they want to brake the bolt but they couldnt.