Task: Question Generation
Input (English): When protagonist Derek Washington (Hall) was just a child, he witnessed his father's murder. Because of this, he became very afraid of blood. However, when a sting operation to find a counterfeiter named Gustoff Slovak (Mel Novak) goes wrong, Derek is forced to face his fear: blood. The operation backfires, resulting in a massacre that leaves Derek's team wiped out. Derek reaches the shocking conclusion that Slovak is actually a vampire, and joins forces with a weapons expert named Master Kao (Gerald Okamura). Kao is the last in a long line of vampire hunters, and agrees to train Derek in this ancient art of vampire slaying. However, in order to defeat Slovak, Derek must become a vampire assassin.
Output (English): Question: What must the protagonist become?, Answer: He must become a vampire assassin.