A listless grand-daughter, Likelihood Sinclair, is sentenced to dwell together with her draconian grand-father, August after a violent incident at college and begins to query the supply of her households immense wealth and energy. When Likelihood's scheming Mother, June hires a troubled chef Sydney to poison August, the household's monstrous secrets and techniques are revealed over the course of 1 bloody evening. Each soul is up for grabs as The Sinclair Household Video games Night time will get underway and Likelihood learns that being part of this household is a blood-in, blood-out proposition.