[A beast-focused story: the protagonist never becomes human, and there is no female lead]
Spiritual qi descends, and a chaotic age is coming.
Li Yu transmigrates into a koi fish and becomes bound to an Emotion System.
Anticipation, fear, ecstasy, hatred… All the emotions stirred in living beings can become fuel for evolution.
He watches the myriad sides of humanity with cool detachment, quietly building his strength.
When the flames of war spread to the coast and alien creatures try to trample the land of Longguo,
Li Yu, who has lain dormant for so long, awakens from the depths.
Waves become blades, and water becomes a border.
If the nation is safe, he will be a lucky koi, bringing blessings to travelers;
if foreign enemies invade, he will become a giant guardian beast, unleashing towering floods to protect countless lives.
The Good Girlfriend book is a great read, well-paced and interesting! Come on Duck!