The accident three years ago brought great changes to the lives of Haruka Suzumiya and Takayuki Narumi. Haruka was in a coma for three years and her memory was in a state of confusion even in the short time after she woke up. Takayuki was deeply shocked by Haruka's accident and lived a confused life. However, thanks to the dedicated efforts of Hayase Mizuki, she finally recovered after many twists and turns and is now working part-time at the family restaurant Skytemple. Haruka also regained her memory and recovered from her illness and will be discharged soon. Later, on the day Haruka was discharged from the hospital, Takayuki, his good friend Shinji Hei, Haruka's father Soichiro, and Haruka's sister Akane went to the hospital to greet Haruka who was discharged. But there was no figure of Mizuki, who had always supported Takayuki and even thought about getting married...