As she explained in a chat with Nightmarish Conjurings, how people reacted during these games was what fascinated her, going further in saying that "the psychological warfare of it all, the whole idea of group behavior and what a group can do under pressure, and who [we are] when we are in a pressure cooker together, was what intrigued me.".
Initially meant to be a short film, "Don's Plum" is almost entirely improvised and focuses on a group of young adults chatting about life while eating at a diner in Hollywood, with things getting progressively tense.
It's just a shame that film buffs in the States and Canada can't check out "Don's Plum"