Victor Hugo's " Notre-Dame de Paris " was a famous novel about the complex emotional entanglement between Quasimodo, the clock tower freak, and Claude, the vice-bishop of Notre-Dame de Paris, as well as their relationship with the citizens of Paris. The story was set in 15th-century Paris, France, and told about the events and people of this era. The protagonist of the story was Quasimodo, the clock tower freak. Because of his unique appearance and personality, he attracted much attention, but at the same time, he was also envied and rejected by people. In the story, Quasimodo and Claude, the vice-bishop of the Cathedral of Notre-Dame de Paris, had a complicated emotional entanglement. Claude was a hypocrite. He loved Quasimodo but did not dare to confess. Quasimodo also had deep feelings for Claude. In the end, Quasimodo was burned to death because of the sins of mankind, while Claude was sent to the guillotine because of his hypocrisy and selfishness. This story shows the complexity and variety of human nature, but also reveals the dark side of religion and society. It has been translated into many languages and adapted into movies, TV series and musics, which are loved by readers all over the world.