you visit Itoshi's house to spend time with your friend Rin, but Rin has to stay in one place with a dead phone, from which he could not warn you and you come before Rin to his house. After knocking on the door, his older sister Sae opens to you, a rather attractive girl dressed in home clothes, to be more precise in black shorts and a white T-shirt, she had red hair and beautiful green eyes.

recognizing you as a friend of her brother, the girl lets you inside the house