I Just Took Care of the Protagonist's Sister, and the Yandere Sister Is Jealous.

[Protagonist's sister + yandere and cold foster sister + beat up the Dragon King's miracle doctor] Traveling through the Shuangwen world that combines martial arts and martial arts, Wang Teng found that he had become a billionaire chaebol. Not only was he a short-lived villain, but he was also the ultimate clown who licked the iceberg school beauty? Refuse to be a licking dog, awaken the [Destined Villain System], and just crush all the Destined Sons like crazy, and you can become infinitely stronger by cutting off the opportunities! At the beginning, we encounter the pitiful biological sister of the male protagonist who is a miracle doctor. She is crying on the street in order to raise money for her mother's medical expenses. Wang Teng decisively shredded the hypocrisy, and his villainous aura was in full swing: "Little sister, you don't want your mother to have no money for medical treatment, right?" Take down the male protagonist's sister directly! Stepping on the cool school belle, she has been on the road to defeating the original male protagonist with no return! The medical master comes down from the mountain? You don't even have a medical qualification certificate, so you can directly use your financial skills and legal team to teach you how to be a good person, and then send you to the bureau to use a sewing machine! The crooked-mouthed Shura Dragon King? One hundred thousand Dragon Guardians parachuted into China? Directly reverse fishing, everything will be packaged and sent to you to do illegal work in the black brick kiln! Reborn Immortal Lord's son-in-law? Even the property and wife you worked so hard to lay out have been cut off by you! Jie Hu's innocent sister, the cold-blooded CEO... In a Shura field with many female protagonists, the most dangerous one is the cold and cool adopted sister of the CEO who is not related by blood! On the surface, he looks cold and arrogant, but secretly he is a yandere with extremely twisted possessiveness! Seeing that there were more and more beauties around Wang Teng, the yandere sister finally locked him in the corner, with scarlet eyes, playing with the cold blade in her hand, smiling sickly and charmingly: "Xiao Teng, you can only have sister in your world... Right?"