Tensor

( It was getting painfully close to two years since he'd seen Josh as anything other than an image over a video screen.... )

Hank knocked on Clint's door. Then again, and a third time, now rapping out the opening strains of The Marriage of Figaro. It was his secret friendship knock...not that Clint necessarily noticed.

But he was fairly sure Clint noticed it was annoying, and that was the most important thing of all.