At 27, Feng Chun transmigrates to a parallel world, where she meets 18-year-old Ye Mao. His optimistic, cheerful nature leaves a deep impression on her. At 19, Ye Mao is injured playing basketball and accidentally transmigrates to a parallel world, where he falls in love with 27-year-old Feng Chun. After transmigrating back and forth several times, the two discover that in different worlds, people can have similar names and identical faces, yet live completely different lives.
