The Healing Garden, a secret world that has provided treatment to heal the Earth, is under attack by the Byougenzu, who plan to infect Earth with an illness, putting it in great danger! To solve this crisis, the three medical trainees of Earth, known as the Healing Animals, along with Latte, who holds a special power as the Princess of the Healing Garden, escape in search of their partners! Three ordinary girls come across the group by chance, and together, they transform into Pretty Cure and take on the Byougenzu!

Aoi Midori is a pharmacist and in the 8-year span of her career, she has worked according to her strong belief that "One must know the patient well in order to prescribe the correct medication as medicine is the bond that connects the patient's today to his/her daily life henceforth". Due to that, Aoi usually takes a long time in her consultations with the patients, and this causes her to be complained by her colleagues for being too inefficient in her work. Aoi shrugs off the complaints as her goal is to help the patients regain the daily life that they once took for granted.

Chun Chang Sheng was abandoned in a flowing river and plucked up by a Taoist monk. He’s actually the fourth Prince of the Chen’s Royal bloodline. He’s plagued with an incurable illness, fated not to live past the age of 20. To find a cure, he leaves his temple, armed with a promise of marriage scroll, to become a student at a famous academy. He meets Xu You Rong and they slowly fall in love after hopping through the trials and tribulations of his journey .

After the dramatic-looking accident, Min Soo goes to the 6-person hospital room. He wakes up surrounded by women themselves. We will learn about their stories, to the accompaniment of humor and mystery.

Baffling symptoms. Controversial diagnoses. Costly treatments. Seven people with chronic illnesses search for answers -- and relief.