In The Sister-in-Law, your wife’s two sisters—one 24 and one 19—often visit and stay overnight or for the weekend. One is a blonde portrayed as gullible and scatterbrained; the other is a hard-to-read wild child. The story is presented as fact-based, spans about 10 to 15 years in condensed form, and currently offers only a few choices that do not change the plot.

