Fang Yan is a female student who longs for friendship, but all because of a few "uninvited guests", her girlfriends start a intrigue. What you don't get is always good, but what you get feels ordinary. When someone regrets it, the originally hot heart will become cold. Whoever is with whom is originally a choice, not love. So after time, some people became decadent, some matured, and some succeeded, but Fang Yan was lonely...