Zhang Simin

Wen Yifan, by chance, ends up living with her high school classmate Sang Yan, whom she once rejected. They keep their distance until Wen Yifan learns from Sang Yan that she sleepwalks, intertwining their lives once more.

A successful career woman, Wang Yan, and her rebellious younger sister, Wang Lingjun, navigate the challenges of city life, including workplace conflicts and complex relationships. Through their struggles, the sisters confront their differences, rediscover themselves, and ultimately find mutual redemption.

Two struggling biology students, initially rivals for a scholarship, find mutual support and solace, transforming their relationship from competition to companionship.