Which episode is the one where Guo inheritance doesn't eat meat

Episode 53. Guo Jiayi doesn't eat meat is the 53rd episode, which is about Mr. Guo Jiayi, a teacher who teaches Chinese studies, who is 45 years old and doesn't really look his age. He is a vegetarian. The cause of vegetarianism is the death of his mother, seeing his loved ones in the last hours of life, the attachment to life is so many times, carved in the bones. Said vegetarianism is a real filial piety to parents.