Find a very old movie, a movie about a female ghost. The female ghost needed the male lead's breath to have feelings for him. In the end, she married him.

According to the information you provided, I can't find a movie called One Breath. However, I can try to help you find a movie called The Rhesus Monkey. The Rhesus Monkey was an American horror film released in 1972 and directed by James Cameron. The movie was about a girl named Maria who met a cursed monkey while traveling in the Ganges region and developed a relationship with it. However, Maria's father was killed by the monkey, which caused a deep conflict between Maria and the monkey. In the movie, the female ghost Anna needed the male lead's breath to develop feelings for him. In the end, the male protagonist gradually let go of the shadow in his heart and became husband and wife with Anna. The movie was also well received for its terrifying and touching plot.