The hero of the novel 'Great Expectations' is PIP, a young orphan who is given the opportunity to rise in society. He is taken under the wing of an unknown benefactor and embarks on a journey of self-discovery. Along the way, he meets a variety of characters, including the convict Magwitch, the eccentric Miss Havisham, and the beautiful Estella. Despite his struggles, PIP eventually finds success and happiness.