nine o'clock in the evening
`` It is a simpler course for me to get over there what belongs to me , and to pay back to the other one her thousand francs . '' `` Is this really all you owe her ? '' She answered : `` Certainly ! '' On the following day , at nine o'clock in the evening -LRB- the hour specified by the doorkeeper -RRB- , Frederick repaired to Mademoiselle Vatnaz 's residence . In the anteroom , he jostled against the furniture , which was heaped together . But the sound of voices and of music guided him . He opened a door , and tumbled into the middle of a rout .