Let's Say That We Chose Each Other [2Yeon Version]
Jeongyeon's best friend, Chaeyoung, is stranded in an airport due to unforeseen circumstances, thus keeping her from executing her plan to stop the wedding of her ex-girlfriend, Mina, with whom she's still very much in love. Chaeyoung asks Jeongyeon to stop the wedding for her and that's how the That girl meets Nayeon...