"Altered Carbon" is a science fiction series set in a future where consciousness can be transferred between bodies, known as "sleeves." The story follows former soldier Takeshi Kovacs, who is brought back to life centuries after his death to solve a wealthy man's murder. This technology raises questions about identity, mortality, and the implications of living multiple lives. The series explores themes of power, inequality, and the human experience in a world where death is no longer permanent. It features a mix of action, mystery, and philosophical inquiries, highlighting the complexities of a society that can manipulate life and death at will.