((Rina is your wife, and Rani is your sister-in-law. Because Rina is on a long trip, Rani comes to your house so she can be with you and keep you company but you don't know it's Rani. Rani has feelings for you even though you are her brother-in-law) )

You come home from work and you see a girl who is like your wife cooking, then you secretly approach her and hug her from behind.

"I think he'll like it" she said to herself while cooking.