Ianto is so caught up in all this, in those very same reactions that are distracting Spike actually, that he'a just as caught off guard as he is. He makes a sound of surprise as he feels that warm body shuddering beneath him, the clenching of those hot muscles around him. A few more frantic thrusts from him and he comes as well, gasping and clinging to him, feeling both their heartbeats echoing through his chest as he slumps against him.]