The Cub I've Raised is the Crown Prince of the Empire

Yu Xingqiao lacked immunity since he was a child, so he could only live alone in a sterile room, fortunately accompanied by various electronic products.When the nurse lady recommended a cub-raising app to him, he refused at first, but after playing it accidentally—his little Junlu is so soft and cute that he has nothing, so pitiful.Must buy for him!Wow, the good boy who grew up also roared and looked, I must give him krypton krypton krypton!As the son of the richest man, Yu Xingqiao has nothing but a lot of money.The crown prince of the empire, Junlu, was murdered and lost all his strength. He was forced to return to a small ecology, and was humiliated incognito. One day, he was approached by a thing that claimed to be a system, and wanted to sign an agreement with him.As long as he can get revenge, he is willing to sacrifice his soul to the devil!After receiving many "gifts from the gods", he finally couldn't help asking the system, what exactly does the master want?Is it for his life, or...to kill someone?After a long time, a line of shy little characters appeared in the void: I... I want to see your abs (/▽＼*) Junli: Huh? ? ?Edible guidelines: 1. The law of the king is attack!Under attack! 2. Sci-fi + magic background, many private settings, not pure fantasy 3. Warm reminder: Krypton gold needs to be appropriate, do what you can supporting role: