This work is adapted from the comic \”Perfect World\” of the same name. The protagonist Ayukawa (Tori Matsuzaka), who was disabled due to an accident and had to rely on a wheelchair to live, meets with her high school classmate Kawana Mazuki (Mizuki Yamamoto) at the reunion. After the heartbeat, the two have to face the opposition of their parents, diseases and injuries, obstacles in life, and complications caused by disability. \”What is happiness?\” What choice will the two make?