Yu Qianyu got drunk once and fell into coma. Another world took him away, and his destiny changed from then on.
Reality and illusion are intertwined. As time goes by, he can't tell whether he is from the earth or from the "illusion world". He has returned to his youth and is no longer an old man who is nearly fifty years old...
In that fantasy world, he experienced ups and downs and narrowly escaped death.
