Notice that the girl eavesdropping is a 3rd year. Marimo is also a 3rd year and her ribbon is green. Akane is a 1st year and wears a red ribbon. Ena wears a blue one, so she's most likely a 2nd year.
But I know how hard it can be to talk about something you don't want to. I don't want to make you feel like that more than I already have.But! I...I understand that painting is something very important to you, Minato-san.That's why-- how about you join our club?--the drama club!