Grace is a religious woman who lives in an old house kept dark because her two children, Anne and Nicholas, have a rare sensitivity to light. When the family begins to suspect the house is haunted, Grace fights to protect her children at any cost in the face of strange events and disturbing visions.

The story of Nina, a ballerina in a New York City ballet company whose life, like all those in her profession, is completely consumed with dance. She lives with her retired ballerina mother Erica who zealously supports her daughter's professional ambition. When artistic director Thomas Leroy decides to replace prima ballerina Beth MacIntyre for the opening production of their new season, Swan Lake, Nina is his first choice.

Anna returns home after spending time in a psychiatric facility following her mother's tragic death and discovers that her mother's former nurse, Rachel, has moved into their house and become engaged to her father. Soon after she learns this shocking news, Anna is visited by her mother's ghost, who warns her that Rachel has evil intentions.

Whitney Manning, gorgeous, entitled and deranged daughter of wealthy and equally disturbed Connie, is determined to become homecoming queen and absolutely nothing will stand in her way.