Great Qin: My Inner Thoughts Lead the Ancestral Dragon to Disaster

A young man from the modern era transmigrates into the body of Ying Yun, the Sixth Prince of Qin, and awakens a laid-back System that lets him increase his cultivation by lying flat. When his inner thoughts are heard in full by Ying Zheng in the great hall, he exposes Xu Fu's conspiracy involving the elixir pills and gets put through an examination at court while his mind fills with wild complaints.