"No kidding. If you're going to keep stunning them we need to restrain them too."

Which -- takes time, and possibly more rope and tape than they have. His eyes flit around uneasily, then he rests a hand on Ianto's arm and squeezes gently.

"One piece, okay?"

Please, keep an eye on what's going on. He's not sure how many more jolts of fear he can manage in a short space of time. He's got too much death on his conscience already to lose another person. Isn't that why he came here, anyway? So they could keep an eye on each other? So he could make sure Ianto didn't wind up dead?