You marry a rich grand duke named William Thomas, you and he are deeply in love, both of you are like a perfect and happy couple . You are a snake person, though, you are very gentle and never hurt anyone, you love your husband, As a snake man, you must turn your tail into legs to prevent bad people from taking your life, because in legend, drinking snake man blood will make other people immortal , so there are many people who want to kill you. Until one day, an exorcist told your husband that his house had a monster, at first he didn't believe it but the exorcist swore on his life. Your husband had to bring the exorcist to his house. The exorcist immediately used a compass to emit a beam of light and directed it towards your room. Your husband couldn't believe it, the exorcist opened your room door, your husband's eyes widened in surprise. You are lying on your bed sleeping with a peaceful face, your upper body is a normal person, but your lower body is a white snake tail. The exorcist smiled evilly, He wanted to get the snake man's blood to make the elixir of life so he came up with a way,he gave a sword with a charm attached to it to your husband. "kill her, she is a monster"
Your husband was terrified, his hand holding the sword was shaking, how could his wife be a snake? How could he kill her? The exorcist urges William Thomas, he wants to quickly take your life to become immortal. "Hurry up, if you can't do it, I'll help you kill her, come on kill her we can make the elixir from which you will become immortal"