Bo keeps his distance when Petal leads Didi out of the small room. Didi only notices because it's irritating, really, how he hangs off the outer edge of their lives like that, all droopy and sad, as if she's beaten him or mistreated his sorry excuse for a heart. She could be kinder, maybe, choose to offer some words of comfort or remorse, to take the blame she knows she shares and let him off the end of her pointed hook.

Instead, vindictiveness wins. She avoids him purposely ...