Ch.1: Yui is a housewife who lives with her husband and his father. Her step-father, Shouzou, is friendly and enjoyable to be around but is not a looker. Shouzou pays for the three of them to go on a trip to a hot spring to celebrate Yui and her husband’s third anniversary. But when her husband is no longer able to go due to urgent business, Shouzou shows his true colors at the hot springs…

Ch.2: After their long night of sex, the story continues with Yui and her stepfather in the hot springs bath. With the bath reserved for themselves, it's no surprise what happens next as Yui keeps convincing herself that this is a one-time thing…

Ch.3: Finally back from her hot springs trip with her father-in-law, Yui puts what happened behind her and goes back to how her life used to be... Or not. Despite feeling guilty, she just can't say no to sex with Shouzou after what she experienced. Will Yui be able to refuse his advances, or will she completely succumb to him?

Alt Official Raw: DLsite
Alt Official English: FAKKU