midnight
`` All right , '' agreed her chum , and together the two girls in their flannel robes scuttled out of Number 83 and down the two flights to the lower hall . There was a light in the principal 's office . When Nancy and Jennie went in Madame Schakael was sitting at her broad desk . It was not yet midnight . `` I was sorry to break up your party , Nancy , '' said the little lady , with a quiet smile . `` But it seemed necessary . '' `` Oh , Madame !