Altered Carbon, written by Richard K. Morgan, is a mind-bending science fiction novel set in a future where consciousness can be transferred to different bodies, known as sleeves. The story follows Takeshi Kovacs, a former soldier turned private investigator, who is hired to solve the murder of a wealthy man named Laurens Bancroft. As Kovacs delves deeper into the case, he uncovers a web of conspiracy and corruption that spans across different sleeves and centuries. Altered Carbon is a gritty and action-packed adventure that explores themes of identity, mortality, and the ethics of mind-transfer technology.