JOANNA CHANG and BILLY CRAWFORD are finally a couple. They’re also a boutique law firm - Crawford Chang. They’re partners in law and partners in life, but right now, their romantic relationship seems as tenuous as their financially strained firm. It’s not that Joanna and Billy aren’t in love — they are, but both have one foot in and one foot ready to bolt. Falling in love is frightening. Love makes you vulnerable, and for both Billy and Joanna, vulnerability is terrifying. They’re together, but they’re not all in. Any good lawyer knows that you always need to have an exit clause.