What is the main conflict in Charming Billy by Alice McDermott?

Billy Lynch may be dead but his family is still mourning his loss in Alice McDermott’s Charming Billy. After his funeral, his family and friends have gathered in a small Bronx bar to share stories about Billy. In the process they reveal their theories on Billy’s alcoholism from romanticism to disease and the lies that his cousin Dennis told about the death of Billy’s first love Eva and how it changed Billy’s life.