as jacko becomes increasingly ill, laura believes he has been possessed. she seeks the help of sorensen "sorry" carlisle, recognized by her as a witch in hiding though to others he seems just a painfully well-behaved school prefect who photographs birds as a hobby. she learns that braque is an ancient being who consumes the life force of others to keep himself alive. sorry's grandmother winter, one of a long line of witches, recommends that laura should "changeover" from her normal life, to become a witch or "woman of the moon" herself. she would then be in a position to trick an unwary braque into putting himself in her power. although warned that the changeover can be dangerous, laura is determined to save her brother, now very near death.