What episode is Liu Bowen drinking poisoned wine?

The fourth episode. According to tv cat's inquiry, Liu Bowen, the fourth episode of Heroic Tactics, was invited by Zhu Yuanzhang to the palace to drink poisoned wine, and died after returning home. "Hero Tactics" is a costume drama produced by Zhejiang Great Wall Film and Television, directed by Jialin Chen and starring Quiet, Lei and Lv Liangwei. The play tells the love story of Xu Miaoyun, Zhu Yunwen and Judy in troubled times.