Su Mu, a top modern ovarian nurse, has superb skills, good eloquence, strong adaptability on the spot, and a lot of inner complaints. She is a little timid but very reliable at critical moments. There is a mysterious toolbox that can replenish basic essential oils and care tools, but sometimes it does not work. Unexpected time travel, modern professional terminology vs ancient cognitive dislocation, the embarrassment and misunderstanding of the male protagonist's career, the male protagonist's inner OS, the supporting characters' brainstorming, and the plot reversal.