Return to the Soul Day and Night

A young man named Lin Ye has the fate of changing his body day and night. When he wakes up, he is a social animal in the real world. After falling asleep, his body will seamlessly wake up in another body named Shen Yan. The memories of both parties are interconnected. For a long time, his self-cognition is torn apart, and he does not know which side is reality and which is dream. Or are both sides true?