Jk Haru Is a Sex Worker in Another World (Manga) Vol. 4

"Transported to another world with her classmate Chiba after an accident, Haru is becoming ever more successful as a sex worker. She gets closer to the fascinating, mysterious man who only comes in on rainy days, but her relationship with Chiba grows more conflicted. And her coworker, Shequraso, is excited about being summoned to the military barracks to sing...but is that what is really up?"--