To be fair, a large number of their conversations led to 'other things'. Not that he was complaining, mind. "Give up sex in the office," he gasped, mock scandalised. "Are you suggesting we stick to shagging in a proper bed? Heaven forbid! Who are you and what have you done with Captain Harkness?" His eyes narrowed slightly, and he shook his head forcefully. "If you even think about it, I'll come up with very creative punishments. And no, Jack, not the fun kind." The archives were his, and the only people he trusted not to completely mess them up were Martha and Tosh.
"It certainly wouldn't be surprising, if that were the case," Ianto conceded. It would be just like Jack to power a solar system with his arrogance. Not that his arrogance was an unattractive quality. Far from it. He took a sip of his coffee to cover his reaction to Jack's foot moving against his thigh, but didn't discourage Jack's actions. "I'm afraid that I was hardly impressed that time with the alien that looked like a jellyfish...when you were covered in slime." He set his coffee down on the desk and tilted his head to the side. "Well, sir, I should probably get those files for you." He smiled slightly. "Unless, of course, there was something else you needed."