Krystal Lan

Kang Woo-chul is a freshman in the department of music at a university. After losing his memory of the past after a car accident, he met Yoon-ah, a female ghost who was in a hurry to reincarnate after 49 days.

Lin Xiaoxia, a small-town girl with big dreams of becoming a jewelry designer, hides her true self behind a facade due to life's challenges. Her world changes when she meets Lu Yize, a carefree heir to a jewelry empire. Despite their differences, their friendship inspires Lin Xiaoxia to pursue her passion and helps Lu Yize rediscover the value of his family's legacy.

Song Weiwei found her husband, Li Baihan, cheating with Miao Yiren. Rushing out in anger, Song Weiwei gets into a car accident, after which she changes her face and identity to Song Weiyi. Six years later, Song Weiyi gets close to Li Baihan under her new identity as his secretary to save her son.