She looks weak and pure, but how can you judge people by their appearance when you are walking around the world?
The wind is calm and the sun is shining brightly
On a certain day of a certain year, a certain man looked depressed and confused, "How can you be my sister!"
The woman beside him glanced at him and said calmly: "I don't mind if you call me sister."
A certain man was sad and angry, "I'm so unlucky to have a sister like you."
A certain woman said leisurely: "To each other!"