The simple and quiet bookworm Su Xiaoyu, and the mature and cold handsome Ling Shaoyi, two people with completely different personalities, inadvertently come into contact again and again, the strange feeling between each other slowly disappears, replaced by the unbearable desire to get close to each other. Staring at the person standing in front of you, should you turn around or walk towards him? Should we try our best to pretend not to care, or should we hold on to the end of the world regardless of our own safety?