Jack couldn’t forgive himself for such a careless mistake. He sat at the autopsy room, his hands clasped together in nervous habit.

Jack came back after 6 hours mysteriously gone and when he returns he is different. He is happy and Ianto's not sure about this change. Does Jack need him anymore?

It had only been a day, one day, not a year, not that year. Jack returns to Torchwood after the year that never was, but memories are not so easily reversed TorchwoodDr Who Spoilers for Season 3 finale

Torn between love and duty, the decision is taken from Jack's hands....