And that, at least, she knows how to do.

That grim determination on Rachel's face turns to intense concentration, listening and shifting along with Jo's instruction.

Until she ends up grinning, giddy and amused and laughing when Jo does, with the sound of exploding glass in the background.

By the time her first box of ammunition is empty, Rachel is relaxed and happy, grinning as she holsters the gun and takes a look at their ruined shot-practice - and the fence full of holes.

"That was fun," Rachel announces with a happy little sigh, shrugging her jacket back on.