How many episodes were rescued after Wei Zi's blindness?

The new Princess Zhu Huan does not have this plot, only the old version, that is, the Zhao Wei version, has this plot. In episode 36 of the second part, Erkang and others came to Luoyang and first found a doctor specializing in ophthalmology. When Erkang asked people the way, Swallow let the blind Wei Zi go because he was curious about the chess game on the roadside. Wei Zi was dispersed by the crowd in the street, so he left the sight of the swallow, and Wei Zi was even worse. The swallow lost the crape myrtle, and Erkang was very angry with the swallow! Xiao Jian used his reputation in Luoyang City to find the whereabouts of Wei Zi. Wei Zi was sold to a brothel, and when pimps saw Wei Zi's beauty and blindness, she was often humiliated. The swallow blamed himself for Wei Zi's disappearance.