Perhaps some of the conversation between the Second Madam and Granny Han was overheard, or perhaps someone mistakenly believed that Yuan Shi intended to choose Cheng'er as a concubine for the Fourth Master.,Cheng'er secretly thought, "Something is wrong, I'm afraid I was drugged.",The other two men hastily agreed, and after a while, one went to get food and the other went to the toilet. Cheng got the chance and climbed out of the window in the firewood shed, then quietly scaled the wall and escaped.。