Euijoon loves doing origami, but with a special twist: she always writes her crush’s name inside of the paper before folding it into a heart. She’s been at it for over 10 years, yet none of her crushes seem to blossom into anything more than just that. But this time, the object of her affection is Jae-hee - who just so happens to be in her origami club! Suddenly, a paper frog they folded together comes to life… What could be the reason behind this seemingly magical paper amphibian?!