ALTERED is a gripping sci-fi thriller that blends espionage, identity manipulation, conspiracy, and psychological suspense into a fast-paced and emotionally charged story. When seventeen-year-old Sadie witnesses her mother assassinate the CEO of a powerful biotechnology corporation on live television-only to be killed moments later-her world collapses overnight. Forced into hiding by a secretive underground agency, Sadie discovers that her mother's past was built on lies, covert operations, and dangerous secrets tied to illegal nanotechnology experimentation. Drawn into the mysterious "Project Vary," Sadie becomes entangled in a shadow war involving intelligence agencies, hidden identities, and advanced nanotech capable of physically transforming human beings. As the agency pushes her to become their newest operative, Sadie must decide who she can trust while uncovering the truth behind her mother's death and the sinister agenda of Neoteric Industries. Set against a dark and atmospheric backdrop of secret laboratories, covert missions, and morally complex characters, ALTERED explores themes of identity, memory, survival, and the ethical boundaries of technological advancement. Natalie Reinelt delivers a cinematic thriller filled with tension, emotional depth, and shocking revelations that will keep readers turning pages until the very end. Perfect for fans of futuristic thrillers, conspiracy fiction, and character-driven science fiction, ALTERED is a compelling debut that asks one terrifying question: if technology can change who you are, how do you know what remains truly human?