Lu Shichen, a cardiac surgeon, stumbled upon Lin Yin, who was chewing a steamed bun with a mouth full of oil, in the stairwell of the emergency department, and he fell into a trap from then on. He used bags of buns to chase the person he wanted to protect most in his life.
From disliking each other to being forced to live together, from tacit understanding on the operating table to rooftop confession. He loved her in the stupidest way - two meat buns every day, and occasionally one with red bean paste.