Im Yuseo was a South Korean girl who was born in NZ she used to live in New Zealand till she was 5. Then moved back to korea. When she was 17 she got into an accident and got paralyzed, she never knew who saved her, she fell in love with the person who motivates her to live she time travels 15 years back to change her fate and save him, but she only gets 3 chances will she succeeds?