Jun Yichen died, and Jun Yichen passed through the book, into one of his favorite books during his lifetime. Jun Yichen is not called Jun Yichen before he wears the book, but this is no longer important. When a person dies, like a lamp going out, everything in the past life is gone. If you want to be entangled in the past life, it will only add obstacles and troubles.
He became the protagonist's long-dead twin brother. Knowing that the great catastrophe was coming, looking at the children he had raised, he decided to be a savior and protect them all...