Si Xia started doing odd jobs with Nan Zhen when he was fourteen years old. He had a deep love for Nan Zhen over the years, but he knew that Nan Zhen only regarded him as a tool.
I am willing to be your tool for the rest of my life, please give me some sincerity, or give me some conscience.
Concept: Two monsters are entangled in each other's life and love and kill each other.