When illustrator Mengmeng was crossing the street, she was hit on the back of the head by a notebook falling from a high altitude, and accidentally encountered the owner of the notebook, the cold and gentle copywriter Shen Yi. This bizarre and funny heavenly encounter brought the two people who originally had no intersection slowly closer. With the joyful assistance of best friend Lin Xiao and childhood friend Gu Ran, the two started a daily life full of laughter and fragmentary warmth, bumping into a healing and sweet romance in ordinary life.