Sayama Ai is the person who is helped by Yukio on the road because to lose the phone, from which they watch each other and invite to the house to play, after many times they feel closer and love each other, even though he is married, his family is not very happy, so they confide in each other and then tickle the day they complain more than friendships, both realize that this is love, waiting for his wife to go home and wait for his wife to come home and wait