Sang Min comes to Finland to send her autistic son to a special camp. She feels so alienated in snow covered-white Helsinki. Ki Hong is an architect working in Finland on dispatched duty. His family is not so perfect either with a daughter having depression and a mentally unstable wife. The two meet for the first time at the gathering point of this special camp. They get to have a short trip to the camp together in silence but start to feel comfortable and connected to each other. On their way back to Helsinki, with the road blocked from heavy snow, Sang Min and Ki Hong are isolated in a cabin by the forest and lake. Carried away by irresistible passion, they spend a night together. But the next day, they go separate ways without asking each other’s names…
When Shiho Nishina got worried about her sex life with her husband, her husband proposed to her, "Why don't we go to a couple exchange party?" At first Shiho strongly turned down the idea, but eventually, she gave in because her husband was very persuasive. "We're just going to observe, okay?" Shiho said as she reluctantly agreed to it. Meanwhile, a former diplomat Mr. Kubozuka ran a couple exchange club, "Aquarium," with his wife in their house. At first, Shiho was being very cautious, but gradually, she got attracted to Mr. and Mrs. Kubozuka's charm and finally agreed to exchange couples with them. It seemed that their sex problem had disappeard and they had found happiness, but as it turned out, that was just the beginning of their nightmare....Adapted from the manga series "Fuufu Enman Recipe: Soredemo Otto wo Aishite Iru" by Koshikawa Tamae and Aoisei