House guest Freddy Pilkington-Soames has enough on his plate already, with a lecherous nuisance of a grandfather to keep an eye on, a girlfriend his mother disapproves of, and an ex-girlfriend who's engaged to another man but shows signs of changing her mind. But with a killer on the loose in the house, it's time to forget his own troubles and rise to the occasion—or risk a scandal that could destroy the reputation of his whole family.