Mako is a frustrated married woman. With no way to release the stress that has built up in her mature body, she lives a frustrating life, sweating away her days dancing. One day, her virgin neighbor Suzuki comes to deliver some food, but she doesn't notice him coming in and moves her voluptuous body fetishistically. She doesn't stop there, and starts masturbating, and Suzuki sees her. Mako is initially flustered when she notices Suzuki, but then she takes his hand and seduces him into a lewd act...