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Tatiana Ashland, a young heiress who runs a non-profit organization in Haiti discovers her beloved grandfather has died. Unknown to Tatiana, a young pregnant girl from the mid-west named Susan was mysteriously kidnapped by someone seemingly invisible.
Tatiana discovers that she has inherited the family fortune and is left to run the family business so she must return to the US. Before she leaves, she gets a message from her grandfather, taped just before he died, who suspects that her great-uncle is trying to kill him. He also shares that she and her brother have a cousin, Susan, who carries the invisible gene. He fears his brother is after her.
Tatiana calls her brother Grey and warns him about their great-uncle Gordon after she establishes Grey had nothing to do with the kidnapping of Susan. She also enlists Grey's help to carry out her grandfather's last request. We also find out where Susan is being held and why. Tatiana returns to New York and goes to her grandfather's funeral.
Tatiana and Grey go to Gordon's estate. While Tatiana meets with Gordon and the lawyer, Grey sneaks around the mansion looking for clues about his half-sister Susan's whereabouts.
Tatiana and Grey are on the run from Gordon and his men. Just as it looks like they are caught, Tatiana gets help from an unlikely source and escapes. They rescue their pregnant cousin Susan and await her baby to be born.
