Catherine and Heathcliff's relationship is a very unique one because its many natures often change and are not the same normal emotions in relationships. Their wild, high-spirited personalities make their relationship violent and passionate at some stages, then turns it into jealousy and obsession. Although going through all these different feelings, their friendship always keeps them together and strong.

Catherine and Heathcliff are inseparable, their confidence in one another bringing them very close spiritually. This closeness starting out as childhood friends when they often explored the moors together. Their friendship even prevails when Hindley degrades Heathcliff to a servant after Mr Earnshaw's death - "They promised to grow up as rude as savages." Catherine, despite her brother's harsh treatment, continued to play with Heathcliff, teaching him how to read. "She was much too fond of Heathcliff." Catherine and Heathtcliff's unique relationship started off with friendship and would eternally...