Beer vendor Miyamasu Kotoha, in her third release since debut, takes on the challenge of becoming a soapland girl for the first time in her life! Between beer foam and soap foam — truly worthy of a “bubble princess” — a very cute rookie soapland girl is born! Using secret techniques taught by an instructor who works at a high-class soapland, she does her best to make customers feel good, so please come prepared with plenty of sperm!