The Strongest Divine Doctor's Son-in-Law

His mother-in-law was so furious she ended up in the hospital, and his wife is forcing him to divorce her? For love, I, Xu Yi, was willing to be her son-in-law. But now that things have come to this, why should I keep putting up with it? With nine needles, I can bring the dead back to life. There is no one in this world I, Xu Yi, cannot save!