The Angels and Roohul Ameen descend on this earth, with the permission of Allah (swt), call on the Imam of the time, and what is ordained (by Allah) for everybody is presented before the Imam.
Laylat-ul-Qadr;-
This is the most blessed and excellent of all nights. Prayers during this night is superior that of a 1000 months!. The destiny for the year is decided on this night.