Childhood Friend Claims His Place

Xia Zhiyi suffers amnesia after a car accident and forgets her childhood friend Ji Chuan. Her neighbor Lin Qinghui impersonates Ji Chuan. When Ji Chuan returns and stays at their home during high school, their interactions help Xia Zhiyi recover her memories. She discovers that Lin Qinghui's father caused the accident and fled, with Lin intentionally hiding the truth. After the truth comes to light, they regain their memories, promise to attend the same university, and fall in love after the college entrance exam.