Director: ころすけ

All-You-Can-Insert Fixed Rate Plan! 3rd Anniversary Special! Extra Large 10-Person Version! As long as you pay the monthly fixed fee, you can insert into any female student or teacher in the school as much as you want![Origin]

All-You-Can-Insert Fixed Rate Plan! Factory Edition - For a monthly fixed fee, you can insert into anyone you want! Whether it's female workers, office ladies, or even the president's daughter - unlimited insertions with everyone![Origin]