Please explain the event that occurred between Elie, Idek, and the French girl (Night)

A French girl helped Elie after he was beaten brutally by Idek

Explanation:

This narrative is from Night by Elie Wiesel.

Eliezer (Elie) was a Jewish prisoner in a concentration camp during the holocaust. Idek was an SS officer and the  Kapo in charge of Eliezer’s work crew. In the narrative, we see Idek is a lustful and selfish man given often (or easily susceptible) to fits of rage. On one of such occasion, while in his natural element, Idek brutally beat Eliezer. After having being thus dealt with by Idek, a French girl (who works next to Eliezer in the warehouse) came to his aid by giving him bread and encouraged Elie to remain strong. Many years later, Eliezer ran into this French girl in Paris where he learned that she was a French Jew who had passed as an Aryan