Teasing Master Takagi-san S01 E02 Calligraphy / Seasonal Change of Clothing / Pool

Nishikata doesn't know what to write for his calligraphy class, so Takagi-san suggests they should both write what they want from each other. Nishikata wants Takagi-san to stop teasing him, of course, but what does Takagi-san want from Nishikata?