Gal-style lively amateur girl Umi-chan makes her third AV appearance! Last time, Umi-chan was thoroughly tormented and overwhelmed, but this time she challenges herself to her first service sex. Visiting the home of an amateur man she had arranged to meet, she changes into cosplay outfits, dedicates herself to cleaning and cooking. Of course, in the end, she meticulously serves his penis, squeezing out plenty of semen!