The O'Henry Ending refers to the ending of a novel, where an unexpected ending appears at the end of the novel to surprise the reader. In English, you can use the following phrases to describe the O'Henry ending: - Out of the blue ending - A most unexpected ending - Ending with a twist (twist ending) - a thrilling ending For example, in a novel, The Last Leaf, the readers would often be shocked and pleasantly surprised at the end because the story had an unexpected ending: - When Charlotte returned home, she found that her husband Tom was dead. She was shocked and desperate, but she still tried to find a way to solve the problem. She finally found a doctor who told her that her husband had died because of long-term drinking and drug use. Charlotte felt like her heart was being cut by a knife, but she still decided to leave the city to find a new life.