Joshi daisei: Geki shakaikan massage

Original title: 女子大生 激射快感マッサージ

A country high school girl who longs for city life. She comes to Tokyo to take university entrance exams. Everything she sees is dazzling, and she thought she could enjoy the Tokyo life she had longed for, but she soon realizes that city life is expensive. So, she decides to earn money by working various sex jobs, even though she doesn't really understand them...