A high school student suffers from a strange amnesia, causing her memories to only last a week. After she befriends a new student, his kindness and persistence make her gradually open up.
Do you believe that there exist countless parallel universes that are exactly like the world you live in? Jiang Xiaoyuan finds herself struggling with her identity as she travels across parallel universes that never seem to intersect. In her original world, she is an invincible wealthy daughter, but in another place, she becomes an ordinary working girl who has absolutely nothing. Along the way, she meets the mysterious Qi Lian and together, they search for the truth involving the mystery surrounding her. Stripped of wealth, family background, appearance, and education, Jiang Xiaoyuan sets herself on a journey to find pieces of her "real" identity.
After her parents' divorce, Lin Yujing moves to a new city and becomes seatmates with Shen Juan, a withdrawn student repeating a year. As they grow closer, her presence begins to change his life. Just as things start to improve, she’s forced to return to her hometown. A year later, they reunite at university, where Lin Yujing helps Shen Juan confront his past and heal, while also discovering her own path in life.
