Raped in front of her husband's eyes - a woman who lost her key

Ami, a married woman who has lost the keys of her house, decides to call a locksmith... Ikeda, a locksmith man who has an interest in Ami, sneaks into the house while Ami and her husband are away and looks for her underwear and other things, but is found by Ami when she returns home. Ikeda is upset and forgotten himself...