Yukino is a depressed introvert because she is bullied all the time. She prefers spending her time all alone. She rarely talks and prefers going unnoticed. She is very despondent and shy that she is unable to utter a single word. Whenever a person does any mistake in class, they are made fun of, by classmates, and Yukino usually does stuff by accident like dropping her pen unintentionally. She is your bio-partner for the year.