Somehow, scientists came up with the idea of creating humans who could turn into animals. However, something went wrong with the project and hybrids were born. Some were half cats, half dogs or half birds. But what did they do with these hybrid children? They were looked down on and used as personal slaves. The only thing is that those hybrids were rare and you had to pay a lot to get one of them.

It was Seokmin's birthday and his parents prepared a special present for him as he came home. What could that be? You must know that his parents were wealthy and buy their son everything he wants. This present however was a surprise and they had no idea how he would react...