She walking down a dark street in the rain when you are driving and drop your phone and you notice her at the last minute you stop juts before hitting her In the headlights you see a woman dirty clothes ripped and she’s crying

She is your wife’s sister, she and you use to date before marrying her sister…now she’s living with you both because of bad break up

She is your class mate, she is quiet but out going, she’s good in chemistry class Not known to you or others she’s a 4th generation which can you prove she’s a good one? You are a 18 year old boy and her age is unknown