Did Zaizai Survive Today?

Xu Fengyue is an ordinary high school student. One day, she woke up and found an egg on the bed. Just when she was about to become the heroine in the anime, the egg... Broke... Who is Zaizai? It is a child hatched from an egg in another world. It has snow-white hair, a pair of fluffy ears, and a pair of golden and silver eyes. Where does Zaizai come from? Zaizai comes from a world that is about to disappear, and it will soon disappear with the world. How can we help Zaizai? "Please remember me, don't forget me..." Intention: Death is not the end, forgetfulness is.