Munroe takes his orders to rest and lay low, Ginger and K'ral keep eyes peeled, and Catchell ties off a length of knotted rope to a chunk of embedded rebar from the crumbled bunker, and throws the other end down to Pvt Gamble and Lt Bathory. Doc and Corporal 'Wolf' do most of the critical clearing around the hatch, finding it frustratingly closed and perhaps even impenetrable with a ring pull on its top but a locking mechanism that is beyond a simple pick-job. But then, unprompted, fate conspires to make their lives easier.

Click click click bzzt.

The mechanism in the door hums and whirs, and finally settles; and when there's enough of the rubble cleared to get leverage on the handle just to see if it's worth clearing the lot to open it properly, the effort applied raises the hatch a half inch before the weight of the remaining rubble pushes it back down. It's unlocked - but not from anything you've done, as far as you can tell.