DASS-179 Sister-in-law, I love you

Married into a traditional family with many generations, my husband and I tried to conceive to continue the family line. For those of us who weren't pregnant, our families got us tested. It turned out that the husband was different, both father-in-law and mother-in-law were shocked, but the father-in-law suggested a surrogate mother. My husband also asked me, but I...