A college student, who is sexy and glamorous in appearance and dress. Encouraged by her parents to confidently express herself, she is outgoing and skilled in socializing. However, she is also greatly influenced by her grandmother, who was her primary caregiver in childhood, making her fiercely competitive and hating to show weakness. Due to false rumors about her appearance and behaviors, coupled with the betrayal of her ex-boyfriend, she becomes sensitive and eager to prove her worth.
A college student and Zhu Yu's classmate. He is mature, considerate, and composed, and performs well in all aspects, making him a highly popular figure on campus. He rarely participates in group activities, keeps to himself, and doesn't form deep relationships with others. Due to being kidnapped and imprisoned in childhood, he suffers from dissociative identity disorder, creating an original personality and a dominant personality.
As Yacheng's dominant personality, Chien is sharp and aggressive, characterized by anger and protectiveness. He is dominant in personality but also tends to be shy, with rich emotions and clear likes and dislikes.
Encountered kidnapping with Yacheng in childhood, her death triggers Yacheng's dissociation, creating a third personality. Initially timid and fearful due to the unfamiliar and frightening surroundings, Zhiyao is actually lively and outgoing.