What Should I Do If There Are Too Many Goddesses in the Apocalyptic Disaster Boss?

Su Chengan is in the frozen apocalypse. I'm afraid I'll be reborn after 15 years of hard work. Back to 2039. May 1st to September 1st when the apocalypse breaks out. There are 123 days until the ice apocalypse breaks out. Also coming back was a space van. Go to Japan and France. Take over nuclear power plants. America collects arms and acquires the doomsday fortress of Bill, the world's richest man. Go to Russia and buy armed armored vehicles and tanks from a variety of supplies. Pack a bomb shelter and load it into the van. Kill the superpower and add his superpower to the van, making it your own. Hoard billions of supplies. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.