"The Fighting Chance" by Robert W. Chambers

Robert William Chambers was an American artist and fiction writer. In this society romance, a boy meets a girl but is unable to hold onto her. As a result of their falling out, he finds himself excluded from New York's elite society. Life begins a downward spiral of drinking and disappointment. Just when things seem like they're too grim for words. However, a long-lost love finds her way back into his life.