One day in the future, Earth undergoes a strange transformation, and mysterious black holes appear. Before long, aliens are spotted emerging from them. The government takes the aliens into custody, and after a series of secret talks, launches an expedition with no return. Ye Zhu, an adventurous soul, is lucky enough to be chosen to take part. Along the way, he travels through many worlds, each one full of unforgettable experiences that leave him longing to stay.
