Seul and Suchan, who live in one house, live with their father-in-law. The daughter-in-law, who was heartbroken because of her husband cheating on her, The father-in-law's unpretentious sex life opens her eyes to another sex.

Hwa-in, a beautiful woman who ran a lighting shop at a young age, woke up in the forest. She lost all her memories in an instant... and while being hit by the rain, as if drawn by her instinct, she enters a luxury mansion. One woman and two men greet her. She beings to feel fear from the man who sneaks and peeps at her as if she's being stalked.