The Third Book by Lin Shen Jian Tu

Huo Tangtang knew her father, Huo Han, was an elite agent who had been framed and sent to prison, and that her grandfather had pretended to be insane to escape trouble.

Faced with nasty relatives and a demolition crew, she didn't cry or make a scene. Instead, she gave them a sweet yet sinister smile.

Using her three-and-a-half-year-old appearance, she took on the whole family’s enemies by herself and exacted their revenge.

She didn't kneel. She elegantly tapped on the leader’s car window and said in a babyish voice, “Mister, I have something to report.”

The window rolled down, and the whole crowd fell silent.

The leader’s face instantly turned livid. “All right, all right! Seal off the entire city! Don’t let a single one of them get away!”