a myestery story on neighbour whom everyone dislike

Such questions need to be attempted on your own to test your creative writing skills. However, these points might help you elaborate:
 
- our neighbourhood is a lively place, the people of the colony meet in the evening in the park while walking
- children can be seen playing many games
- festivals are celebrated collectively in the Community Center
- a new person moved into one of the flats last month
- he is a middle aged man
- nobody knows anything about him: where he works, why he stays alone, etc
- he curtly refused all offers of help when he moved in
- all sorts of guesses are made about him: he is a spy or a terrorist
- he is not liked by anyone as he is unfriendly and grumpy
- last Sunday, there was a loud bang in the middle of the day
- as people rushed out of their homes to check what the matter was, they saw smoke billowing out of a flat whose owners were away on vacation
- before anyone else could react, the mysterious neighbour ran to the house, smashed down the door and asked the others to.........