A story of a daughter-in-law and her father-in-law. After remodeling the house into a two-generation residence for their married eldest son, Yasuhiro, his wife Sarina moves in with them. However, his wife Natsuko is obsessed with her long-lost eldest son and doesn't pay attention to him. Recently, his daughter-in-law has been acting strangely lewd. The lascivious glances and the blatant panty shots... Could it be that she's trying to seduce this old man?! "Of course, my wife is perfect too... but I want to be buried in the luscious body of my own mother!! Natsuko Kayama" This work is linked with the story at key points.
