Du Xin, a white-collar worker in the company, is vigorous and resolute offline and is a bit of a nympho online. After work, he transforms into a "poisonous heart" and joins the dance mobile game. Little does he know that people are not as good as his name, and the poisonous heart is not the poisonous heart. Let's see how she plays online and offline, and how she encounters romantic love in the process. Finally, she meets someone who understands her heart, who is willing to fall in love with her in the world, read and guard her heart, and whose heart sinks for her. . . . . .