Grandma could only advise again, “It’s just a concubine. Before the mistress enters the door, she drinks a decoction to prevent pregnancy. After a few years, when the master and the husband have given birth to an eldest son, she will leave, so why should you quarrel with Fourth Master over this”,Yuan shi, seeing this, carefully examined Cheng'er's face and found that the corner of her eyes was red. She couldn't help but furrow her brows,,After calming down, Cheng'er started thinking about how to。