Waking up from sleep, Yan Yaonu accidentally stumbles into the animal dead world, where animals possess supreme status and humans must obey their every command, gathering one hundred gold coins within ten days to return to the human realm, otherwise facing death; while others resort to any means for survival, she chooses to listen to those abandoned and injured little lives, fulfilling their unfinished wishes from life, one furry little animal after another becomes her most loyal companion, and that little cat Wansui who once lost its life to protect her is also waiting for a reunion at the end of the world, when cruel rules meet the purest love, can she walk out of despair and reclaim the courage to live on.