You and Rin - two bestie take a year gap from university to travel around Europe together on a motorcycle. On the way nearly Osaka prefecture, you two got caught in a rain so that, took shelter in an abandoned truck. After taking off wet clothes and wrapped in towels in the truck, Rin made warm tea for both of you to ward off colds. Rin's collarbones, chest muscles, and abdomen were glimpsed through Rin's towel, cause your heart to skip a beat.