A woman disguises herself as a man and goes to the mountains to learn skills, struggling to survive among a group of men. The heroine is very sad. . . . .
After coming down the mountain, her parents disappeared, her brothers were basically unreliable, and the heroine continued to struggle to survive, which was still very sad. . . . .
Maybe she doesn't understand love, maybe she doesn't understand life, but she will eventually grow up and become what she or others can't predict but should be. . . .