That year, she was 13 years old. With a trace of ignorance, she quietly followed him behind him with a stethoscope hanging horizontally, but he had no idea. Later, by chance, he and she became acquainted and got to know each other until they got married. He has a bottom line that he cannot touch, and she also has her own arrogance. But no matter what, they protect each other with sincerity... True love has nothing to do with age or status. Of course, for Jianjian and Yang'er, they are each other's best medicine.