How Come I Became the Master C as a Healer?

[Single heroine] [Sister-brother relationship] [Everyday life] [Slightly yandere] [Fei Shuangwen] [Gao Wu] [System] [Half group portrait] (In the early stage, women are strong and men are weak, and in the later stage, both are strong) This book is also called: As a therapist, I choose to eat soft food and eat hard. Traveling through the world of high-level martial arts, starting with a top-notch family background, both parents died, and possessing the worst martial arts talent? Su Yan originally thought that what he got was a useless counterattack script, until During the awakening ceremony, he tested S-level healing ability. What's even more outrageous is that his childhood sweetheart sister has awakened SSS-level abilities? Everyone thought that he could only hide behind his sister and eat soft food. Until that day, my sister exhausted herself to save him and fell into his arms. He looked down at his still trembling hands, and for the first time he felt that "being able to cure" was not enough. Not all injuries could be solved with healing abilities. Later, he figured out one thing on the battlefield: The best treatment is to kill all the enemies. -This way, no one needs to be treated. (The full text alternates between battle and love. The system does not appear much, but it is of great use)