The prison was dark and damp. Zhao Yan was held down by two guards on the shoulders. The second prince, Zhao Heng, sneered while holding poisoned wine: "Prince accompanying you? How dare a poor family member to wade into the muddy water to seize his direct descendants? This glass of wine will send you on your way." The poisonous wine entered his throat, and the burning sensation spread from his throat to his internal organs. The last thing he saw was the prince chained up with a look of despair on his face, and his consciousness completely fell into darkness.