Catastrophe: Heavy Rain Pours Down on the City and Ice Freezes the World, and the End Is Coming

No system + no superpower + single female protagonist + weather disaster, no zombies + cool post-apocalyptic story Ji Xingzhu and his three other brothers grew up playing together, and their family conditions were very good. However, one day they suddenly received a strong convection defense reminder. They thought it was just an ordinary rainstorm, but they never expected that when the rain started, it would be out of control. I met Su Wanyue by chance. It was originally a flower market in the south, but it suddenly snowed in July, and a new disaster struck again.