Rose Shannon transfers to Atlante No. 6 High School, where she meets Andrew Spencer, a "troublemaker". As Rose helps Andrew get over his past, they fall in love. They made a promise to get into the same university. But what Andrew doesn't know is that his countdown to the SAT is also her countdown—to the end of her life.
                                
                    
                
                            After a factory explosion, Wendy Shaw and Yale Jules are regressed to their high school years. Haunted by memories, they overcome struggles, forging a soul-deep bond that rewrites their fates through love and redemption.
                                
                    
                
                            Who would have thought that the free-spirited Zoe Sherman would challenge school heartthrob Felix Lutton on day one? Known as the untouchable crush of countless girls, Felix surprisingly doesn’t get angry at Zoe’s bold teasing. Instead, he follows her every word, leaving everyone in shock.
                                
                    
                
                            Sophia regresses to her 18-year-old self and vows to change her fate. While plotting revenge, she flirts with shy Alex, her savior in her past life, thinking he’s innocent. But the "frail, blind" boy is neither—when she tries to retreat, Alex reveals his true nature, leaving her no escape.
                                
                    
                
                            Jenny fell for Jude and spent years wooing him, but only to win the title of his wife, never his heart. Trapped in a loveless marriage, she lost hope until fate gave her a second chance. Time-traveling back to high school, she stayed away from Jude, aced her exam, and walked away from the love that was never meant to be.
                                
                    
                
                            After her father's death, Emily moves to the Langley family’s place in Riverside with her mother. There, she meets senior Ryan, who falls for her at first sight. Whenever she faces trouble at school or home, he's there to protect her. She strives to excel, and they ultimately find happiness together.
                                
                    
                
                            Campus belle Nina suffers from severe skin hunger. The campus heartthrob, Ryan, accidentally becomes her 'cure,' leading him to mistakenly believe she has a crush on him. He already liked her for saving his niece, unaware his feelings were deepening long before he understood her condition.
                                
                    
                
                            Ryan Lynn perished pushing his high school crush from a speeding car. When he blinked awake in his 18-year-old body, the icy beauty suddenly clutched him, sobbing - she too remembered their tragic future. Now the untouchable campus goddess was chasing her once-invisible savior, turning his world inside out.
                                
                    
                
                            Jennifer Davis dreamed of her past life, where Jeremy Kimbrell, the boy she'd loved for seven years, left her for his crush. At her lowest point, it was Quincy Coffey, her childhood friend, who was there for her. Upon waking, Jennifer let go of her unrequited feelings for Jeremy and turned her attention to Quincy, her true love.
                                
                    
                
                            After resetting her life, former assembly-line worker Willa Smith decides to study harder. However, she meets Yann Jones, the rebel student again. His unexplained fixation stirs rumors. When tensions peak, he pulls her into an alley, shocking all with unexpected softness.