He didn't know much about his father. How? He was 4 when Oscar died and Genevieve didn't tell her children about what happend. Rob came after it when he, day by day, week by week recognized missing plates and the big mug with the long-haired dog on, which belonged ever since to his father. He instead wanted to use them but these things even disappeared from the household. What was going on? Rob was anxious about the "truth."