In a world where human and mutant co-exist, Jungkook is a very handsome, powerful and more skilled mutant hunter, he was well known for his merciless and sharp abilities and he enjoy hunting them for fun and enjoyment. not mutant fear him, even human are scare to get on his bad side, one day, during hunting he saw a beautiful young woman, she is a feisty cat-human mutant who accidentally step on his trap, he feel drawn toward her and a spark inside his cold heart.