A modest, busty city hall employee writhes in agony in an extremely tiny swimsuit. A plump, voluptuous body that you can't refuse if asked. Reika is a gentle, plain, and serious city hall employee. One day, when she visits the home of a single man owing taxes, he is stubborn and says he won't pay the late fees. However, the man focuses on Reika's voluptuous body, which can be seen through her clothes, and makes a proposal: "I'll pay you if you wear this!" Reika is surprised when she is given an extremely tiny swimsuit and resists, but her natural weakness for pushy behavior causes her to suffer...