This is an ancient costume drama. Ching Ching and So So are both snakes that have the power to become humans because they have earned the power over years of hard work. So So is roughly 1000 years old white snake and Ching Ching is only a couple hundred years old green snake.. Ching Ching is playful and mischievous whereas So So is mature and calm. They live together on Ling Say San (Snake Mountain) and they are very much like sisters. Their life is peaceful until one day Ling Dan stumbles into their lives.
Ling Dan is at Snake Mountain in search for his pre-arranged bride by his deceased mother. He accidentally stumbles over Ching Ching while she is a snake. To get back at him she devises a plan to pretend that she is the bride that he is searching for. And so begins the love, pain, and heartache that all three characters have never experienced before.
Ching Ching and So So both begin to fall in love with Ling Dan. Ling Dan is a doctor and both are very helpful to him in his practice. Ling Dan is a very indecisive and weak man. He loves Ching Ching more but he is unable to tell So So how he really feels. He’s afraid that he will hurt her. Ching Ching wants Ling Dan to tell So So too but she is also afraid that they will heart So So her “cha cha”(big sister). By this point Ling Dan and Ching Ching have already consummated their relationship.
So So begins to pick up on the tension between Ching Ching and Ling Dan. She suspects they are hiding something behind her back. With the help and some manipulation from Peen Fook (Vampire), they manage to reveal Ching Ching’s real identity in front of Ling an. Ling Dan discovers Ching Ching is a snake so he is afraid to even see her because he thinks she is some kind of evil creature.
Ching Ching decides to leave Snake Mountain, Ling Dan and So So. She knows how much So So loves Ling Dan and So So will take good care of Ling Dan. Ching Ching is unaware that So So is the one who caused her to “yeen ying”(come out) as a snake in front of Ling Dan's eyes.
