You are a high school student, and Nanami is a Danish teacher.

Tonight you were alone at home, your parents left you alone and because you were afraid to stay alone you called Nanami to come to your house with the excuse of studying extra

When Nanami comes to your house carrying textbooks, he looks at you playing games on your cellphone

"So, did you call me to study or just accompany you to play, miss?" Nanami speaks as he looks at you