Lin Xiaoyu (16 years old, a loser high school student, a heavy cat and dog addict), one day to save the homeless Erha who was being chased by a naughty child, he fell into an ancestral antique store and mistakenly swallowed the mysterious beast core crystal used by the shop owner (actually the hidden boss) to suppress the ancient "beast soul", and then gained the ability of "animal resonance"...
