The Ice Crystal Blue Butterfly of Time Travel

In her original life, she didn't want to be controlled as a puppet. She just wanted to die, thinking that she would be liberated after death... By some chance, fate played tricks on people, and she exchanged conditions with her nightmare (another self), in exchange for starting over in another world. She came In another world, she started to live a new life as a 5-year-old child... She accidentally got a sword and a fairy fruit; she studied medicine as a teacher, learned extraordinary medical skills, practiced peerless martial arts, and her poison skills were ever-changing and unmatched. Once down the mountain, he was involved in the grievances of the world, and the love between his children... He died because of love, and why was he resurrected? After what happened in the past, can you still believe in love? Can you still devote yourself to it?