David is in the beginning excited about The task and his friendship with Stoner's daughter Kristina (Heather Menzies-Urich), but he quickly turns into uneasy when he discovers that Stoner has in fact been using the serum on unwitting human subjects.ส.ท.คณะกรรมการบริหาร ส.ส.ท.คณะกรรมการ�