Jiang Li Li, a "loser" who was forced to pretend to be Bi Xiaoran's twin sister due to an accident.
She meets an overbearing supervisor in Lai Zheng Yi, who tells her that they should "live together".
Meanwhile, Bi Xiaoran meets a very nice Qin Yan Fei.
Having experienced the extreme contrast between the life of a first-class producer, which is her sister, and herself, she strives to become the best version of herself and eventually finds love.

Adapted from the novel "Ta Ni Guang Er Lai" (光光光) Zuo Tong (左瞳).