"Keep the hostage safe," Kate echoes, pointing at Hermione. "I mean, if the guy's gone, then he's gone, but at least I got Hermione out of the building without him shooting her or me. So... we'd probably make sure she was taken care of before coming after you."

Which means she was supposed to leave Hermione with one of the little orange flags, but it doesn't seem fair not to include her in any of it. She's playing along, after all.