Only I Know the End Is Coming

In the last life, the apocalypse came unknowingly, the weather was unpredictable, and various disasters endangered the entire city. In this life, I knew in advance that danger was coming, and used my awakened superpowers to build an invincible shelter to protect myself and also resist foreign enemies. Using the memories of my past life, I quickly spent all my savings to buy firearms and build shelters. This time I will live a more prosperous life than everyone else. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.