Azu had come to Tokyo following her admired senior Ena, but had been unable to meet her and was living a lonely life. When her days became stressful due to job-hunting difficulties, she happened to discover on a female-oriented escort agency website a worker named Mariko who closely resembled Ena. With faint hope, she decided to request her services. And once they met at the lesbian escort service, unable to suppress years of longing, Azu began booking her again and again, falling deeper and deeper into a bottomless swamp of pleasure... [Azu Amatsuki Lesbian Debut]