すずは夫・雅之と結婚してから後に極度のマザコンだと知った。義母・圭子には重箱の隅をつつくように料理の味などイジメられる日々を過ごしていた。すずのことを気に掛け心配し優しく接してくれる義父・茂だけが彼女の癒しだった。いつしかすずは夫よりも優しい義父に心を惹かれるようになっていく。そんなある日、夫と義母が旅行に出掛けていった。広い家の中で二人きりの空間、お義父さんも孤独で寂しいのは分かっていた。深慮しながらも見つめ合う嫁と義父…思わずすずの方から熱い接吻を求めて…。

After marrying her husband, Masayuki, Suzu discovered he was an extreme mama's boy. She endured daily torment from her mother-in-law, Keiko, who nitpicked everything, from the taste of her cooking to everything else. Her only solace was her father-in-law, Shigeru, who cared for her, worried about her, and treated her kindly. Before long, Suzu found herself drawn to her kind father-in-law more than her husband. Then, one day, her husband and mother-in-law went on a trip. Alone in the large house, she knew her father-in-law was lonely and sad. The daughter-in-law and father-in-law gazed at each other, lost in thought… and Suzu, without thinking, initiated a passionate kiss…