7 young men and women and their three stories involved with heterosexual, homosexual and bisexual affairs that happened in Beijing. A single mom meets a young student; A city boy meets a guy of his dream; A girl falls into a love game of a male and a female fellows in her French class.

The film tells the story of two college students from different eras, sharing a locker due to the connection of parallel time and space, triggering a fantasy love story of fighting for territory across time and space and looking for each other.