First Assistant's Petite Wife Has Space - Chapter 331 - : It was Difficult being a Cuckold

What would you say is the most valuable thing in this world?

Yi Tianyun woke up from a sleep, and found that he awakened this Upgrade System. Crippled meridians preventing you from cultivating? No problem! With the Crazy Upgrade System, do quests, kill monsters, devour others' Spiritual Power, or refine some Elixir Pills, inscribe great arrays, and you can gain experience!Experience Value is too low? Don't be afraid, I have Double Experience Cards, Tenfold Experience Cards! Experience Value will explode, explode, explode, and levels will rise, rise, rise!“Huh, I've leveled up again?”

After his death, Bern awakens 10 years into the past as the third prince of Kailis, the enemy country.

Since childhood Gu Wuji has regularly encountered ghosts and was one day involved in an infinite world of terror, just– I treated you as an evil spirit, why do you want to hug my thigh?

- Description from Novelupdates