Another Possibility of Covering the Sky

Whenever I read that when Ye Fan returned to the earth from the distant Beidou, his parents had already left, and he could only taste the sadness and bitterness alone. How many people are upset! When parents are here, life still has a place to come; when parents are gone, life is just a return journey. Can we give Zhetian another possibility? What would happen if his parents were still alive...