It's the first day of the new school year. 5th grader Ari and her best friends Suha and Min have started an after school activity called the Problem Solving Club. However, no one seems to have any problems that need to be solved. Disappointed Ari ends up discovering an unconscious hamster on the road. Amazingly...the hamster begins to speak. "I must find the magic ring..." (Source: Official Youtube Channel of Flowering Heart)

Not wanting to lose, Yi-rang orchestrates a collapse in the middle of a relay race even though she's on the verge of giving up her dream of becoming an athlete. At the same time, Soo-min transfers in from Seoul and Cheol-soo, who dreams of becoming a scientist, come into her life. They are all immature but they are in the midst of youthful aspiration. With this warm-hearted animation, Han Hye-jin-I and Ahn Jae-hoon encourage Yi-rang's dreams and portray the fantasy and flutter of adolescence through encounters with good people. Set in the '80s and '90s, an old umbrella and a railroad crossing the downtown in the film is the stuff that reminds us of our lost past, evoking a reminiscence in the audience of that which is vanished. It is a way of evoking the real "dreams" that we have lost in this modern society where a rapid capitalization is progressing. (Source: Hancinema)

The second season of Flowering Heart.