Nirvana in Fire Episode 47

Mei is also notified of Xie Yu's death, and starts to plan out how he can reopen the Chiyan case. Fei Liu helps Lin Chen capture Qin Banruo, so that he may interrogate her about Xia Jiang's whereabouts. Lin Chen also comes to the Su Residence to check up on Nie Feng and his poison. Xia Jiang secretly arranges a letter to be sent to Consort Yue. Mei Changsu arranges the escape of Xia Dong from prison, so that she may see her husband, Nie Feng. Lin Chen then explains the treatments available to cure Nie Feng, which horrifies Princess Nihuang and Meng Zhi. (Source: Wikipedia)