I’m Invincible In This World After Signing-In At Cold Palace For 80 Years

The prince who traveled through Chengyuhuashen Dynasty, but because he had let go of the concubine of the hostile country, he was abolished as the prince and entered the cold palace and was not allowed to go out.
Lin Jiufeng didn’t feel too sad. He brought the check-in system when he crossed over. As long as he checked in at a different place, he would be rewarded.
In front of the gate of Lenggong, he signed in to Zhan Tian and draw the sword!
In the palace discussion hall, he signed in to patch up the sky!
In the Queen Mother Palace, he signed the God of War Catalogue!
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