After witnessing Ethan save his own mother, Grace insists he is the divine doctor they need, but others dismiss him as a poor, unqualified deliveryman playing tricks. Despite skepticism and insults, Ethan confidently claims he can cure Miss Sullivan, who suffers from a rare, life-threatening illness caused by cold energy. When Miss Sullivan refuses expert treatments, she demands Ethan begin the cure. Meanwhile, Grace faces confrontation with her family over trusting Ethan. The episode ends as Ethan prepares to start treatment, challenging everyone's doubts and putting Miss Sullivan's fate in his hands.