This work is adapted from the manga of the same name "Perfect World". The protagonist Ayukawa Shu (Matsuzaka Tori), who has a lower body disability due to an accident and can only live in a wheelchair, meets his high school classmate Kawana Tsugumi (Yamamoto Mizuki) again at a class reunion. After falling in love, the two have to face the opposition of their parents, illness and pain, obstacles in life, and complications caused by disability. "What is happiness?" What choice will the two make?