Lan Jiner is an elegant white-collar worker with a gentle temperament and sweet smile. By chance, she fell into the gentle arms of a "rose" man while having fun in a dance hall. She deeply loves her obedient boyfriend, but she is thinking about another man, expressing her alternative love. In the prosperous and luxurious modern city, our model of true love should be clear and flawless, but we don't know that under these seemingly confused and muddy masks, there is an incomprehensible and pure emotion hidden.