Sugai works as a driver at a chauffeur service company at night. On the night of a full moon weekend, he is told to pair up with a newcomer Kariya. Kariya is a mysterious young guy who gives a silly quiz to Sugai while they work. Sometime later, a drag queen comes to the office and asks for Sugai, saying that someone is trying to kill him. Sugai actually has a past that he could never forget. His colleague tells him that on the night of a full moon weekend something bad would happen...
Sasaki Ryohei (Yamada Ryosuke), the second son of the Sasaki family, is a high school student who lives in Shimane. He has just been chosen to be the vice captain of the youth soccer club. Setting his sights on participating in the prefectural championship, Ryohei practices every day with his buddies. One day, Ryohei has a severe headache and is brought to the hospital. Ryohei is diagnosed with an acute brain tumor from the test results. The family is told by the doctor that Ryohei will not live long. However, Ryohei musters the strength to say, "I will win. I will beat the illness. " Given a push by his words, the Sasakis try to stay positive.