In the waiting room on the third floor, she found her sister positioned like a sentinel next to an absurdly cheery aquarium full of tropical fish. Nina skidded to a stop, afraid suddenly to say anything. They’d always handled things differently, she and Meredith. Even as girls. Nina had fallen often and picked herself back up; Meredith had moved cautiously, rarely losing her balance. Nina had broken things; Meredith held them together. Nina needed that now, needed her sister to hold her together. “Mere?” she said quietly. Meredith turned to her.