Fourteen year old Kou Yamori has decided to skip school since he rejected a girl who confessed her love to him and has been harassed by her friends. He just wasn't interested in girls. One night he decides to sneak out late to enjoy the solitude of the desserted streets but meets...

Jin Mikuriya caught a spider by the local sacred tree when he was younger but, when a blue-haired woman appears briefly the spider is gone again. Some time later, the sacred tree was moved due to the local land re-development. Jin is given a piece of the wood from the tree and he...