"It's alright," Harry tells Joan. "He's not saying anything I haven't told myself." He'd kept his conscience clear for a long time saying he was impartial, until he realized that by doing so, he had already picked a side. It's not like Sherlock can hurt his feelings by saying something like that.

"Anyway, I meant more... theatrical aspects of it," he elaborates to Sherlock. "Being distractions. Playing a.. frantic husband in a yelling match with his wife. Or a clueless tourist having wandered into a restricted section. That kind of stuff."