Mars is at war with Earth, and things are not going well. Isadora Banner, an experienced pilot, is as desperate for cash as Mars is for soldiers. Before flying out, her thoughts turn to her lost love, Charisse, a courtesan at the Artful Plaisir club in the pleasure district of Laurus City known as the Borough. Isa travels to the Borough in hopes of spending one last night together, but Charisse is less than pleased to see the woman who ran out on her without explanation. Can they mend their wounds from misunderstandings of long ago before it's too late?