'Strange: My Organs Have Mutated' fits your needs! The male protagonist, Li Zhen, suddenly encountered a strange invasion during his date. The organs on his body suddenly mutated and became organs with various magical functions. Among them, the male lead's kidney was eager to move and thought that the faceless lady was very appetizing, and he became angry and mutated his indestructible kidney. There was also the scene where his eyes awakened the Fiery Golden Eyes and so on. So, the male protagonist, Li Zhen, did transmigrate and mutate into a cat in this book,"Strange: My Organs Have Mutated." I hope you like this fairy's recommendation. Muah~