Sumire, a married woman, embarks on a long-awaited two-person trip to a hot spring resort with a man other than her husband. From the car ride, she feels a thrill in the enclosed space! The moment they arrive at the inn's room, they immediately start fucking and he cums inside her! It's her first time receiving semen from another man, and she's overwhelmed by the intense pleasure of his raw cock! Even in a private hot spring, they don't hold back, fucking relentlessly! They reach climax with oil-slicked, glistening toys before even finishing dinner! In the morning, they engage in intense, mutual creampie sex! She forgets all about her husband waiting for her at home and climaxes repeatedly! It's inevitable that a trip like this will lead to such liberation.