We have here the tenth episode being a Stand Alone, after a Complex one.
After having Motoko's past filled out, in the eight episode, in this one Batou gets the attentions, when his military past comes back through the appearance of Marco Amoretti:
Besides having some world background:
Batou also gets a past:
And a secret project comes to light:
This one here is an excellent episode and perhaps one the first season's best, including even the Complex ones.
The theme is heavy and disturbing and with high production values, both in the animation (much more consistent in quality) and in another elements, like the sound track, Jungle Cruise deals of consequences and effects of war on people.