17 Years old. On the surface, he looks like a taciturn high school student who is dependent on others. In fact, he hides the secret of his family's bankruptcy and the accidental death of his parents three years ago. He secretly collects evidence. He has a tolerant and thoughtful personality. He is good at pretending to be "weak" and is ruthless and decisive at critical moments.
2. Male Protagonist: Yida, whose real name is Jiang Yi, is 19 years old. On the surface, he is a "little gangster" on the street, making a living by running errands and watching events. In fact, he is a son of a family who was helped by Seventeen Company three years ago and was later implicated in the accident of Seventeen Company. He has been secretly following Seventeen, understands the world, and has street survival wisdom. He is the "hidden help" of Seventeen on the road to revenge.
