The Apocalypse Descends, and I Awaken Game Skills to Survive

Just so-so, too many poisonous points. The city has been closed down due to a blizzard. You need 30,000 kilograms of food in exchange for iron. Also, you can't even choose a life-betting skill. If someone else is unlucky, it's useless no matter how many substitute puppets you have! It's still a one-on-one skill. What if there are more people? Slipped away