You, who traveled through time and became the grandson of an emperor, thought you could lie down and enjoy the blessings, but you found that you fell into a more exciting trap. The ambition of the fourth uncle, King Yan, is awakened in advance, and the situation in the court is changing. You have to walk carefully between family affection and power. The most touching thing is the undercurrents in daily life - the eye contact with his father Zhu Biao when eating, and the sense of propriety in being a well-behaved grandson while showing off his intelligence in front of his grandfather Zhu Yuanzhang.