Uramachi Sakaba

Uramachi Sakaba summary:

In a post-apocalyptic future world, in the corner of a certain underground shopping mall, there sits a standing bar.
The owner of the bar and her part-timer, a young android girl named Emi, run the place.
The bar thrives every day with many customers, including cyborgs, different species, soldiers, and thugs.
And today, too, a commotion is brewing. ......?
(Synopsis from amazon.co.jp)