The effects that the events described in these stage directions could have on future events in the plot are a heightened awareness of danger and renewed hope and resilience.
What are the effects?
In these stage directions, the celebration of Hannukkah is described. This celebration signifies a time of hope and renewal. The possible effects that the stage directions could have would include boosting the hope and resilience of the people in the storeroom.
Another effect that the stage directions in this story may have would be increasing their fear as Mr. Frank's voice is described as shaky.