Due to a talent she has kept secret since childhood, Mariah becomes reclusive and shies away from lasting relationships. However, one night a man steps out of a hole in space, injects her with an alien substance and her secret – an extraordinary psychic ability – becomes enhanced to the degree that she now can telepathically find abducted children. Her safe, anonymous world is shattered when one of her Findings is filmed, sold to a news journalist, and blasted on every news media for the world to see. Chosen follows Mariah's ever-evolving life, both mental and physical. At first, hailed as a hero for her supernatural abilities – possibly a messenger from God? – doubt creeps into the minds of the populace when her ever-increasing talents causes a man to die. Can she be bought by the highest bidder? Can she control her ever burgeoning powers? Can she even be controlled?