Zhu Bin traveled through time and became Zhu Yuanzhang's second brother. His parents were starving to death, so he used the last handful of rice seeds to boil thirteen grains of rice for his younger brother to drink, and then he fell down on the roadside. I woke up and found that I was back six hundred years ago. Just as he was bewildered, the newly widowed woman next door brought him half a bowl of porridge: I heard that your brother went to beg for food, take care of yourself first.