The book's main character, Bob, is a homeless man who lives on the streets of New York City. The novel follows Bob as he struggles to survive in the harsh environment of the city. He must deal with hunger, cold, and violence. He also must contend with the stigma that is associated with homelessness.
Addiction
Bob is also a drug addict. He uses drugs to escape from the pain of his life. The novel explores the destructive power of addiction. Bob's addiction ruins his life and leads to his eventual death.
Mental illness
Bob is also struggling with mental illness. He is diagnosed with schizophrenia. The novel explores the challenges of living with mental illness. Bob's mental illness makes it difficult for him to function in society. It also makes him more vulnerable to exploitation by others.
Redemption
The novel also offers a message of hope. Bob is able to find redemption through his relationship with a woman named Mary. Mary is a social worker who helps Bob get off drugs and find housing. She also helps him to confront his mental illness. Bob's relationship with Mary gives him the strength to overcome his challenges and start a new life.