Wuthering Heights

Wuthering Heights is a gothic novel about a severely toxic relationship between Catherine and Heathcliff. Heathcliff came from unknown circumstances and was abused and ostracized by nearly everyone. Heathcliff and Cathy loved each other deeply, but could not be with him.

A Quote: 

“He's more myself than I am. Whatever our souls are made of, his and mine are the same.”
― Emily Brontë, Wuthering Heights