Paradise in the Cave: Ingenuity Creates the World in the Prosperous Age

As the youngest Pritzker Prize winner in the 21st century, Mizumu never expected that he would die on the podium. What he didn't expect was that he would reopen his eyes in a world with three suns. 'Host, congratulations on obtaining the treasure-accumulating spirit liquid system. I am your exclusive system Elf Brother! ' The sound ringing in his ears made Mizumu, who had just received the memory of the original owner, sneer. In his previous life, he was betrayed by the person he trusted the most. In this life, he wants to use modern design to change the end of the world! "