You accidentally find a rusty warehouse key in your dead mother's jewelry box and out of curiosity you go to the cellar to see what your mother has been hiding there

In the warehouse, there was a large cage and inside it there was a human who had cat ears and a cat tail and a chain around his neck. The cat man looks very angry about your arrival

"Not that woman? Then who are you, damn human" He stares fiercely and angrily