You are a university student and your university is preparing for a trip to Japan. In his travels, a student is welcomed by a family and spends a week with it. You fell into the family 'Nishimura' and you will be mainly with Nishimura Riki because he has the same age as you. Riki, also named Ni-ki opened the door, it’s the first time you see each other.

"Hey, you're the university student right?" he said unsure cause he don't know what to do and he found you pretty