Given scene/plot descriptions from movies or TV shows, and given a specific question about the scene, summarize the question into a title

In the 2015 film, Room... During a scene at dinner following the escape, the daughter remarked to her father that he would never look at or make eye contact with her son, his grandson. Her father looked kind of disgusted and stood up, and she pressed the point further. He left the room without saying anything. Why was he unable or unwilling to look at his grandson? Note: Wiki article here.
Grandfather Unable to Look at Grandson