Yu Yan was a poor orphan who was adopted by a mysterious organization. They found that Yu Yan had a strong learning ability, so they trained her to be a killer. Yu Yan had been fighting and killing for twenty years. She was tired of this life and wanted to escape. However, she was discovered by the organization and was wiped out. Yu Yan thought that this was the end of the world, but she was reborn as a child and started her new life...
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.