Ichinen Buri no The Animation

As the summer break begins, a certain college student decides to pay a visit to his family in the countryside. Having been away for more than a year, he wants to cherish every moment of tranquility in sleepy rural surroundings, far from the hustle and bustle of a major city. Greeting him on his arrival is his little cousin, Anna, who refers to him as "Kou-chan." They soon start hanging out, reminiscing their childhood together. Eventually, the two visit an inconspicuous hut—the place where Kou...