Survival in the Caves: Invincible Survival from Signing In

What will happen when all humans around the world are trapped in a cave world? Luo Yi has access to a sign-in system, where he can obtain various entry cards every day and modify the identified information. Entry: Double efficiency Entry: Double the number of items Entry: Raise skill level to upper limit +1 Entry: Obtain Monster Girl x1 Luo Yi raised his identification skills to beyond the level limit with a backhand, and he could see various prompts. While people were still worrying about food, Luo Yi had already filled his trade with all kinds of food. While people were still preparing to enter the lower caves, Luo Yi had already gone to heaven and earth, running rampant in the caves. While people were still collecting materials for home construction, Luo Yi was already lying in his home castle, hugging him from left to right. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.