[Editor’s Note: The following review contains spoilers for “Yellowjackets” Season 2 Episode 2, “Edible Complex.”] Female friendships are complicated. On ‘Yellowjackets,” Shauna (Sophie Nélisse) loves, envies, and resents best friend Jackie (Ella Purnell) right until her untimely death while stranded in the Canadian Rockies. She goes on to marry Jackie’s boyfriend, hold on to her old soccer uniform, and during a moment of hunger, fascination, and overwhelming guilt during the Season 2 premiere — why not all three?