The Doctor's eyes were still narrowed, glancing between the two of them. "So let me get this straight. The Doctor picked you both up from 1941? Although you're from the 21st century, Miss Sato - that's right, isn't it? You'd come through to 1941 through the Cardiff Rift and the Doctor found you and offered to take you home? And you, Captain - you're actually from 1941?"