Dogs Are Everywhere in the Apocalypse, so I Took My Sister and Walked Sideways

[Apocalypse + natural disaster + rebirth + stocking up on supplies + system space + pampering sister + decisive killing + science fiction] [The male protagonist is ruthless and bad x no female protagonist x the doting girl fanatic] Apocalyptic natural disasters are coming from the sky, but with tens of billions of supplies in hand, there is no need to panic, the scum and bitches are all dead, and the male protagonist is walking sideways with his girl! Su Muchen, a ruthless man who has been struggling for more than ten years after the apocalyptic natural disaster, was betrayed by his girlfriend in a shelter. He was stabbed in the chest and his sister's life and death were unknown. When I opened my eyes again, I was back to a month before the end of the world! At this moment, his girlfriend is still forcing him to celebrate her birthday, give her gifts, and spend her hard-earned money to treat her best friends and best friends. Su Muchen kicked this bitch away! He wants to use the money to stock up on supplies like crazy! With the support of the awesome Golden Finger, the brother and sister not only successfully survived the first wave of natural disasters, but also built an invincible shelter in the last hope of mankind. When the whole world was in crisis, Su Muchen lived a very comfortable life with his sister. "Su Muchen, why do you have filet mignon?" "This is for dogs!" "Su Muchen, please help me, I can promise you anything!" "You bitch, get out of my way!" After being reborn, let's see how Su Muchen lives a free and unrestrained life!