Everyone's Survival Starts from Drawing to Hiding

[National Survival] [Shelter] [Search and Fight] [Single Female Protagonist] [Not the Holy Mother] [Fighting is Fun] [The amount of bleeding may be relatively large] Hundreds of millions of humans traveled to a strange world, where zombies, mutated beasts, and alien enemies attacked the survivors during the day. There are ghosts, ghosts, strange things, and even monsters appearing at night. Fortunately, everyone has a small room, and as long as they continue to upgrade, their safety can be guaranteed. It was originally like this, but later Lin Qi discovered that she was the only one like this? Why is Mao the only one who wants to play on the highest difficulty level? Aimed at me, right? When he wakes up, he finds himself in a shabby basement and learns that there will be the first blood moon in three days. Fortunately, he has a lottery system, and you can randomly draw money by consuming gold coins. Gold coins are obtained by killing monsters and other survivors, or by selling supplies in the shelter's store. The novice gift package came with a lottery draw. Lin Qi wiped her hands and clicked on the lottery draw. "Clang, clang, clang! Congratulations to the player for drawing the hidden reward! The ego weapon! The arbiter of justice!" Lin Qi looked at the broad-bladed sword wrapped in bandages in her hand, feeling confused. What is this?