Uramachi Sakaba

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)