HUNTB-651: 一对从小就住得很近的兄妹。 我有特别的感觉，但我忍住了...... 然而，我父母在我哥哥生日那天透露的真相...... 两人分别是姐夫和嫂子

A brother and sister who have lived close to each other since they were children. I had special feelings, but I was holding back... However, the truth revealed by my parents on my brother's birthday ... The two were brother-in-law and sister-in-law