Characters:

- Park Kyungri: A hyper and happy-go-lucky girl. The Student Council.

- Shin WonHo: The transfer student from USA. Myungsoo's Look-alike. Likes to be called 'Shin'

- Kim Myungsoo: Kyungri's boyfriend and also soon-to-be Husband. Likes to be called 'L'

Sub-Characters:

- Park JiYoung (GD): Kyungri's older brother who belongs in a gang at Seoul High.

- Bae Suzy: Has a crush on Shin. Follows Shin to korea.

2 people collide in an accident.

Their SOULS are switched.

What happens to their fate?