Through her helper, Hai Ning gets Jin Shu to go to her house to repair the toilet bowl. As she observes him, she is even more convinced that he is Dr Toh, but Jin Shu keeps on denying it. In order to sound him out, Hai Ning purposely scalds her hand in front of Jin Shu. However, he makes use of the traditional method of applying toothpaste on her wound. Evidently, he does not possess any medical knowledge, but Hai Ning remains suspicious of him.
